Index to the US Patent Classification

Index to the US Patent Classification

What follows is part of the Index to the US Manual of Classifications for patents. As you scroll through the list and encounter a class/subclass of interest, you can jump back to the top and retreive patent titles by entering the class/subclass in the box below.


Enter a class/subclass code here to get a list of patent titles. Use any of the following forms:
363-131 121-55A 14-.5
that is, no embedded spaces, class and subclass seperated by a dash, and any subclass letters capitalized. Currently Design Patent titles (those in the classes of the form Dxx.yy) are not retreivable.

Enter class/subclass code:


N-CL COMPOUND ....................... 8/DIG.2
  OXIDIZING COMPOSITIONS ............252/186.35+

NACELLES
  ENGINE ............................123/41.7
     AIRCRAFT COMBINED ..............244/53.R+

NAD (NICOTINAMIDE ADENINE
 DINUCLEOTIDE) ......................536/26.24

NAFCILLIN ........................... 540/339

NAIL ................................ 411/439+
  BRUSH .............................15/167.3
  BUFFER ............................132/76.4+
     COMPOUND MANICURE TOOL WITH ....132/75.6
  CAPPING NAIL ......................470/7
  DESIGN ............................D08/391+
  EXTRACTOR .........................254/18+
  FEEDING AND DISTRIBUTING ..........227/107
     SORTING ........................470/164+
  FILES .............................132/76.4
     DESIGN .........................D28/59
  FLUORESCENT OR PHOSPHORESCENT .....250/462.1
  HAMMER ............................227/133
  HOLE PLUG .........................52/514
  HORSESHOE .........................168/23
     CALK ...........................168/38
  INSULATED, ELECTRICALLY ...........174/159
  MAKING ............................470/27+
     AND DRIVING ....................227/82+
  PLACER HAMMER .....................81/23+
  POLISH APPLICATOR .................D04
  SETS ..............................81/44
  STRIPPER ..........................193/38


NAILING ............................. 227
  BROOM MAKING ......................30/13
  RECEIVING STRIP ...................52/364
  REEL ..............................242/103
  SHOE HEEL WORKING AND .............12/43+
  SHOE LASTING AND ..................12/13.1
     TOOL ...........................12/108

NAINSOOK ............................ 139/426.R

NAME PLATE .......................... 232/46
  DESIGN ............................D20/15
  HOLDERS ...........................40/642+

NAME TAG ............................ D20/22+

NANDROLONE, IN DRUG ................. 514/178+

NAPHTHACETOLS ....................... 564/222

NAPHTHALENE ......................... 585/400+
  HYDROGENATION OF ..................585/266+
  SULFONIC ACIDS ....................562/89

NAPHTHALIC ACID ..................... 562/488
  DECARBOXYLATION ...................562/479
  IMIDES ............................546

NAPHTHAZARINE ....................... 552/298


NAPHTHENIC ACID ..................... 562/511

NAPHTHIONIC ACID .................... 562/68

NAPHTHISATINS ....................... 548/451

NAPHTHOLS ........................... 568/735+
  ACYLAMINO .........................564/123+
  ACYLAMINOSULFO ....................562/47
  AMINO .............................564/428+
  AMINOSULFO ........................562/70
  AZO COMPOUNDS CTG .................534/573+
  CARBOXYLIC ACIDS ..................562/466+
     AMIDES .........................564/173
     ESTERS .........................560/56
  NITRO .............................568/707
  SULFO ACIDS .......................562/79

NAPHTHOTHIOPHENES ................... 549/43+

NAPHTHYLAMINE ....................... 564/428+

NAPHTHYRIDINE ....................... 546/122


NAPKIN .............................. D06/595
  DESIGN ............................D06/595+
  DESIGN,PAPER ......................D06/595
  HOLDER
     BODY SUPPORTED .................24/7+
     DESIGN .........................D07/631
     STANDS .........................248/127+
  SANITARY ..........................604/358+
     DESIGN .........................D24/125
     MATERIALS FOR ..................604/367+

NAPPING, CLOTH FINISHING ............ 26/29.R+
  HAT MAKING ........................223/18

NARCEINE ............................ 549/444

NATURAL RUBBER (SEE SYNTHETIC RESIN OR NATURAL RUBBER)

NAVAL SEE MARINE

NAVIGATION
  CALCULATORS .......................235/61.NV+
  CELESTIAL NAVIGATION TRAINING .....434/111
  COMPUTER CONTROLLED, MONITORED ....364/443+
  COURSE RECORDERS ..................346/8
  DECCA .............................342/397
  INSTRUMENTS SEE NOTES THERETO .....73/178.R+
     GEOMETRIC ......................33
  LORAN .............................342/388+
  OMEGA .............................342/396
  RADIONAVIGATION TRAINING ..........434/239
  TACAN .............................342/399
  UNDERWATER SIGNAL FOR POSITION     367/137
     FINDING ........................367/137


NEBULIZERS
  SPRAYER STRUCTURE .................239/338
  SURGICAL ..........................128/200.14

NECK
  APPLIANCE FOR THERMAL SURGICAL     607/139+
     TREATMENT ......................607/139+
  BOTTLE ............................215/31+
     NONREFILLABLE SEPARATE .........215/30
  CLEANING BRUSH FOR BOTTLE .........15/67
  GLASS RESHAPING TO FORM ...........65/108+
  LABELLING MACHINE FOR BOTTLE
     BODY & .........................156/476+
  MUSICAL STRINGED INSTRUMENT .......84/293
  PAD FOR HARNESS ...................54/67
  STOCK FOR ANIMAL RESTRAINING ......119/729+
  SUPPORT BRACKET ENGAGING
     RECEPTACLE .....................248/312
  SUPPORTED SHOWER BATH .............4/618
  TOBACCO PIPE BOWL DETACHABLE FROM .131/222
     TRAP ...........................131/214
  YOKE FOR ANIMAL ...................D30/137
     DRAFT APPLIANCE ................278/119+
     RESTRAINING POKE ...............119/762+

NECKLACE ............................ D11/3+


NECKWEAR
  COLLARS ...........................2/129
  DESIGN ............................D02/600+
  IRONER ENGAGING NECKBAND FOR
     CLAMPING .......................38/13
  IRONERS FOR COLLARS AND
     NECKBANDS ......................223/52.1+
  IRONING TABLE WITH NECKBAND
     SHAPER .........................38/109+
  NAPKIN HOLDER INCLOSING ...........24/9
  SHAPING FORMS .....................223/81+
  SHIRT NECKBANDS ...................2/127
  TIES ..............................2/144+
     DESIGN .........................D02/605+
     FASTENERS ......................24/49.R+
       DESIGN .......................D11/202+
     HANGER .........................D06/315+
     MACHINES FOR SEWING ............112/121.22
     RACK OR HOLDER .................D06/315+


NEEDLE .............................. 369/173
  BLASTING FUSE SETTING .............86/21
  COMPASS ...........................33/355.R+
  CORD KNOTTER ......................289/16
     HARVESTER NEEDLE CLEANER OR     56/448
       GUARD ........................56/448
  CROCHET ...........................66/118
  GUN ...............................42/16+
  HYPODERMIC ........................604/187+
     POCKET CARRIER FOR .............206/365+
  INJECTING FOR PICKLING ............99/532+
  INJECTOR LIQUID APPLYING TO        68/201
     TEXTILE ........................68/201
  KNITTING ..........................66/116+
     DESIGN .........................D03/28
  MACHINE
     BUTTONHOLE SEWING ..............112/65+
     EMBROIDERING ...................112/78+
     KNITTING TEXTILES ..............66
       INDEPENDENT ..................66/7+
       UNITED .......................66/78+
     LEATHER SEWING .................112/28+
     SEWING .........................112
     STITCH FORMING .................112/154+
     TEXTILE NEEDLING ...............28/107+
       FLUID NEEDLES ................28/104+
     WEAVING ........................139/440+
  MAKING ............................163
     ABRADING PROCESS ...............51/281.R+
     CROCHET ........................163/2
     EYE POLISHERS ..................51/152
     STRAIGHTENING OR BENDING .......72/319
  PACKAGES OR CASES .................206/380+
     DESIGN .........................D09/303
     DRILL HOLDER TYPE ..............206/379
  PHONOGRAPH ........................369/173
     DESIGN .........................D14/264
  RADIOACTIVE SEED HOLDER ...........60/7+
  SEINE MAKING ......................87/60
  SEWING ............................223/102+
     HOLDER FOR .....................223/109.R
     MACHINE ........................112/222
     MACHINE DESIGN .................D15/72
  SURGICAL
     ELECTRIC .......................606/44
     INTRAVENOUS ....................604/30+
     NEEDLES ........................606/222+
     STAPLE .........................606/219+
     SUTURE OR LIGATURE .............606/228+
  THREADERS
     HAND NEEDLE ....................223/99
     SEWING MACHINE .................112/222+
     SEWING MACHINE DESIGN ..........D15/72
  WINDING CORDAGE ON SEINE ..........242/51


NEEDLING
  PROCESSES .........................28/107+
     FLUID NEEDLING .................28/104+

NEGATIVE
  DEVELOPING APPARATUS ..............354/297+
  DEVELOPING METHODS ................430/434+
  PHOTOGRAPHIC ARTICLE ..............430
     MAKING CAMERA COPY .............430/951*
  PRINTING POSITIVES FROM NEGATIVES .355
  SENSITIZING .......................430/425+
     DEVELOPING .....................430/401+
  WASHING OR FIXING APPARATUS .......354/297+

NEGATIVE FEEDBACK AMPLIFIER ......... 330/75+

NEGLIGEE ............................ D02/718+

NEOMYCINS ........................... 536/13.2

NEON (SEE GAS, RARE) ................ 423/262
  LAMP ..............................313/567+
     MANUFACTURE ....................445/26
     REPAIR .........................445
       APPARATUS ....................445/61
       PROCESS ......................445/2
     SUPPLY CIRCUIT .................315
     TUBE PER SE ....................313/567+
  LIQUEFACTION AND SEPARATION .......62/36+
     PROCESSES ......................62/22
  SIGN ..............................40/545
  TUBE SUPPORT ......................248/50
  TUBE SUPPORT ......................362/217+

NEOPRENE (SEE CHLOROPRENE UNDER SYNTHETIC RESIN OR NATURAL RUBBER)


NEOSALVARSAN ........................ 556/67

NEPHELOMETER ........................ 356/339
  CHEMICAL ANALYSIS, APPARATUS ......422/82.5

NERNST LAMPS ........................ 313/14
  SUPPLY CIRCUITS FOR ...............315
     WITH HEATER FOR ................315/112+

NEST
  EGGS
     MEDICATED ......................119/46
  POULTRY AND FOWL ..................119/45.1+
     DESIGN .........................D30/108+
     TRAP ...........................119/47+

NESTED AND NESTING
  BEDS ..............................5/8
  BOTTLES AND JARS ..................215/10
  DRYING DRUMS OR RECEPTACLES .......34/128
  LOCK TUMBLER ......................70/324
  METALLIC RECEPTACLES ..............220/23.6
  MULTI ARTICLE PACKAGE .............206/499
  MULTI PART KEY ....................70/400
  STOVE KIT .........................126/38
  VEHICLES ..........................280/33.991+


NET
  COATED ............................428/255
  FABRIC ............................D05/11+
  FIRE ESCAPE .......................182/138+
  FISHING ...........................43/7+
  FLY ...............................54/80.4
  GAME ELEMENT ......................D21/48
  HAIR ..............................132/274
  INSECT OR BIRD CATCHING ...........43/134
  MAKING ............................87
  MAKING AND HANDLING
     HAULING FISH ...................43/8+
     HOIST LINE SLINGS ..............294/77
     TEXTILE ........................87
     TEXTILE DESIGN .................D05
     VEHICLE FENDER BARRIER TYPE
       COMBINED .....................293/40
     VEHICLE FENDER SCOOP TYPE ......293/46
     WIRE ...........................140/3.R+
  MOSQUITO FOR BEDS .................5/414+
  TORPEDO ...........................114/241
  TYING MACHINES ....................87/53
  WIRE ..............................245

NETHER GARMENT
  APPAREL ...........................2/210+
     DESIGN .........................D02/700+
  APPAREL KNITTED ...................66/175+

NETTING ............................. D05/11+

NEURAL NETWORKS ..................... 395/21+
  ANALOG ............................395/24
  APPLICATIONS ......................395/22
  ARRAY PROCESSORS ..................395/800
  BINARY ............................395/27
  CONNECTIONIST EXPERT SYSTEM .......395/22
  DIGITAL ...........................395/27
  OPTICAL ...........................395/25
  RADIANT ENERGY ....................395/25
  SEQUENTIAL PROCESSOR ..............395/26
  STRUCTURES ........................395/24+
  TRAINING ..........................395/23

NEURON NETWORK SEE NEURAL NETWORKS

NEUTRALIZATION OF AMPLIFIERS BY       330/76+
 FEEDBACK ...........................330/76+
  TRANSISTOR TYPE ...................330/292

NEUTRALIZE INDUCTIVE EFFECT ......... 307/89+
  TELEGRAPHY ........................178/69.R
  TELEPHONY .........................379/415+

NEUTRALIZING
  CAPACITOR .........................361/271+
  COMPOSITIONS ......................252/189+
  ELECTRIC CHARGE ...................361/212+


NEUTRON
  ABSORBING, REACTOR CONTROL ........376/216
     CONTROL COMPONENT STRUCTURE ....376/327
     REFLECTOR OR SHIELD ............376/458
  AMPLIFIER .........................376/171
  APPARATUS USING ...................250/390.1+
  BEAM ..............................430/953*
  CHEMICAL APPARATUS ................204/193
  CONTROL ...........................376/327
     FUEL COMPONENT STRUCTURE .......376/419
     INCLUDING TESTING, ETC .........376/215
     REFLECTOR OR SHIELD ............376/220
  DETECTION OR COUNTING .............250/390.1+
     NUCLEAR REACTOR COMBINED .......376/245
     SCINTILLATION ..................250/458.1
     TUBES ..........................376/153+
  FAST, REACTOR .....................376/171
  FAST, REACTOR .....................376/348
  FLUX, DISTRIBUTION CONTROL ........376/207
  GENERATION ........................376/108+
     NUCLEAR REACTIONS ..............376
  INTERMEDIATE ......................376/346
  MODERATED .........................376/347
  MODERATED .........................976/DIG.44+
  PARTICLE ACCELERATOR SOURCE .......976/DIG.404
  REFLECTOR .........................376/173
  REFLECTOR .........................376/220
  REFLECTOR .........................376/350
  REFLECTOR .........................376/458
     FLUID ..........................376/221
  SHIELD ............................250/518.1
     NUCLEAR REACTOR, USE IN ........376/287
  SURVEY METERS .....................250/390.1+
     IN FLUID .......................250/336.1
     TUBES FOR ......................376/153+
  THERMAL ...........................376/347
  UNMODERATED .......................376/171
  UNMODERATED .......................376/346
  UTILIZATION .......................376/158

NEWEL POST .......................... 52/301

NEWSPAPER
  DELIVERY BOX ......................D99/29
  VENDING MACHINE ...................D20/6


NIACINIMIDE, IN DRUG ................ 514/355

NIBBLING SHEET MATERIAL ............. 83/916*

NICKEL
  ALLOYS ............................420/441
     COPPER .........................420/457
     IRON CHROMIUM ..................420/34+
     SUPER ALLOYS ...................420/445
  CADMIUM BATTERIES .................429
  COMPOSITE METAL STOCK .............428/680
  ELECTRODEPOSITION .................205/271+
  ELECTROLYTIC SYNTHESIS ............204/112+
  HEAT TREATMENT ....................148/675+
  HYDROMETALLURGY ...................75/711+
  INORGANIC COMPOUNDS ...............23
  MISC  CHEMICAL MANUFACTURE ........156/DIG.1
  ORGANIC COMPOUNDS .................556/138+
  PYROMETALLURGY ....................75/628+
     COMBINED WITH HYDROMETALLURGY ..75/416+

NICKEL SILVER ....................... 420/481

NICKELODEON ......................... D14/173

NICKING
  SCREW HEADS .......................470/60+

NICOTINAMIDE, IN DRUG ............... 514/355

NICOTINE ............................ 546/282
  BIOCIDES CONTAINING ...............514/343
  REMOVAL FROM TOBACCO ..............131/297


NICOTINIC ACID ...................... 546/318
  IN DRUG ...........................514/356

NIGHT SOIL
  FERTILIZERS .......................71/12+
  PURIFICATION ......................210/600+

NIGHTGOWNS .......................... 2/69.5+
  DESIGN ............................D02/720+

NIGHTSHIRTS ......................... 2/114

NIGHTWEAR ........................... 2

NIGROSINES .......................... 544/348
  DYES ..............................8/649

NIOBATE CERAMIC COMPOSITIONS ........ 501/134

NIOBIUM
  ALLOYS ............................420/425
  CHEMICAL MANUFACTURING ............156/DIG.87


NIPPER
  CUTLERY ...........................30/175+
     HANDLES ........................30/341
     MANICURE .......................30/28
     SHEARS COMBINED ................30/145
  LABEL PASTING .....................156/569+
  MANACLE AND CUFF ..................70/17
  NAIL PLATE ........................470/175
  PLIERS COMBINED ...................7/125+
  PLIERS COMBINED ...................7/133+
  SHOE LASTING ......................12/14.5
     NIPPER STRETCHER ...............12/9+
     NIPPER WIPER ...................12/8.5
  TEXTILE SPINNING ETC ..............57/114

NIPPLE
  APPLYING TOOL .....................29/235.5
  CHAFE PREVENTION ..................128/890
  DISPENSER .........................222/490
  FIREARM ...........................42/83
  NURSING ...........................215/11.1+
  PEDIATRIC, ORAL STIMULATOR ........D24/194+
  PIPE COUPLING .....................285/239+
  PUNCHING DEVICE ...................83
  TEETHING ..........................606/235
  VALVE .............................137/846+

NITRAMINES .......................... 564/107+
  ACYCLIC ...........................564/109+
  NITROGUANIDINES ...................564/108

NITRANILINES ........................ 564/441


NITRATES
  ESTERS ACYCLIC OR CARBOCYCLIC .....558/480+
  ESTERS CARBOHYDRATE ...............536/18.7+
     CELLULOSE ......................536/35+
  EXPLOSIVE CONTAINING
  FERTILIZERS CONTAINING ............71/58+
     PHOSPHATES COMBINED ............71/50
  INORGANIC .........................423/395
  METALLO ORGANIC ...................556/1+
     COMPOSITION CONTAINING .........149/23+
     EXPLOSIVE OR THERMIC ...........149/23+
  NITROGEN OXIDES FROM ..............423/400
  ORGANIC EXPLOSIVE CONTAINING ......149/88+

NITRATION
  CELLULOSE .........................536/35+
  HYDROCARBONS ......................568/924+
  ORGANIC NITRATE PREPARATION .......558/480+

NITRIC ACID ......................... 423/391+
  CONCENTRATION .....................159
     DISTILLATIVE ...................203/13
  DETERGENTS CONTAINING .............252/101
  ESTERS (SEE NITRATES)
  PHOSPHATE TREATMENT WITH ..........71/39

NITRIDES ............................ 423/409
  CERAMIC COMPOSITIONS ..............501/96
  MISC  CHEMICAL MANUFACTURE ........156/DIG.99

NITRIDING
  IRON ..............................148/225+

NITRILE IMINES ...................... 558/299

NITRILE OXIDES ...................... 558/299


NITRILES ............................ 558/303+
  ACYCLIC ...........................558/435+
  ALICYCLIC .........................558/428+
  ALPHA-IMINO .......................558/300+
  AROMATIC ..........................558/388+
  BY AMMOXIDATION ...................558/319+
  DIMERIZATION OF ...................558/360+
  DISPROPORTIONATION OF .............558/377

NITRILOTRIACETIC ACID ............... 562/572

NITRITES
  ESTERS ............................558/488
  INORGANIC .........................423/385

NITRO COMPOUNDS
  ORGANIC ...........................568/924+
  PHENOLS ...........................568/706+
  REDUCTION TO PRIMARY AMINES .......564/416

NITROCELLULOSE (SEE CELLULOSE, ETHER;
 ESTER) .............................536/35+


NITROGEN ............................ 423/351
  ACIDS & ACID ANHYDRIDES, INORGANIC 423/385+
     EXPLOSIVE OR THERMIC
       COMPOSITION CONTAINING .......149/74
  COMPOSITIONS CONTAINING ...........252/374+
  ELECTROLYTIC SYNTHESIS ............204/128
  ELECTROLYTIC SYNTHESIS OF COMPOUNDS
     AQUEOUS BATH ...................204/91
     FUSED BATH .....................204/63
  ELECTROSTATIC FIELD OR ELECTRICAL
     DISCHARGE COMPOUND PREPARATION .204/177+
  FERTILIZER CONTAINING COMPOUNDS ...71
  FIXATION
     AMMONIA PRODUCTION .............423/352+
     ARC OR SPARK ...................422/186.24
     FERMENTATIVE ...................435/128
     FERTILIZER PREPARATION .........71/7
     INORGANIC CYANIDE PRODUCTION ...423/364
     WAVE ENERGY OR CORPUSCULAR
       RADIATION ....................422/904*
  FUEL CONTAINING COMPOUNDS .........44
  OBTAINING FROM AIR BY LIQUEFACTION 62/8+
  OXIDS .............................423/400+
     EXPLOSIVE OR THERMIC
       CONTAINING ...................149/74
  RINGS .............................552/1+

NITROGLYCERIN ....................... 558/486
  EXPLOSIVES ........................149/101+

NITRONIC ACIDS ...................... 568/926+

NITROPARAFFINS ...................... 568/943+
  EXPLOSIVES CONTAINING .............149/89+

NITROPHENOLS ........................ 568/706+
  EXPLOSIVES CONTAINING .............149/24+
  EXPLOSIVES CONTAINING .............149/55+
  EXPLOSIVES CONTAINING .............149/68
  EXPLOSIVES CONTAINING .............149/80
  EXPLOSIVES CONTAINING .............149/105+


NITROSAMINES ........................ 564/112+
  ACYCLIC ...........................564/113+
  DYES CONTAINING ...................8/665

NITROSO COMPOUNDS ................... 568/949
  DYES CONTAINING ...................8/665

NITROSOAMINES ....................... 564/112+

NITROSTARCH ......................... 536/48+
  EXPLOSIVES CONTAINING .............149/58+
  EXPLOSIVES CONTAINING .............149/108

NITROXIDES .......................... 564/300

NOBEL METALS
  HYDROMETALLURGY ...................75/711+
  ORGANIC COMPOUNDS .................556/136+
     PHOSPHORUS CONTAINING ..........556/13+
  PYROMETALLURGY ....................75/631+
     COMBINED WITH HYDROMETALLURGY ..75/416+

NOILS ............................... 19/115.R

NOISE BUCKING IN AMPLIFIERS ......... 330/149


NOISE DEADENING (SEE INSULATING,
 SOUND)
  EAR STOPPERS ......................128/864+
  GENERATOR
     ELECTRONIC TUBE TYPE ...........331/78
  JET ENGINE NOISE MUFFLING
     BLAST DEFLECTOR FENCES .........244/114.B
     HIGHWAY SCREEN OR FENCE ........181/210
  LIMITERS
     AUDIO TYPE .....................381/158
     IN RADIO RECEIVER ..............455/213
     IN RADIO RECEIVER ..............455/308+
     NOISE OR UNWANTED SIGNAL        367/901*
       REDUCTION IN NONSEISMIC       367/901*
       RECEIVING SYSTEM .............367/901*
     PULSE OR DIGITAL ...............375/58
     SQUELCH ........................455/222
  MATHEMATICAL, REDUCTION ...........364/574
  MUFFLER ...........................181/175+
     COMBUSTION PRODUCTS GENERATOR ..60/723
     GAS SEPARATOR COMBINED .........55/276
     MACHINE SUPPORT ................248/637+
     RAILWAY ROLLING STOCK ..........105/452
     RAILWAY SURFACE TRACK ..........238/382
     RAILWAY WHEEL AND AXLE .........295/7
     VEHICLE ANTIRATTLER ............280/138

NON (SEE ANTI)

NON-HUMAN ANIMAL .................... 80/2

NONRECOIL GUNS ...................... 89/1.7

NONREFILLABLE
  BOTTLE OR JAR .....................215/14+
  DISPENSER .........................222/147
  LIGHT BULBS .......................313/314


NOODLES ............................. 426/557
  CUTTING MACHINES ..................83

NOOSE TRAPS ......................... 43/87

19-NORANDROSTENES ................... 552/642+

NORTESTOSTERONE, IN DRUG ............ 514/178

19-NORTESTOSTERONES ................. 552/646+

NOSCAPINE ........................... 546/90

NOSE
  BRIDGES ...........................351/124+
  GUARD .............................2/9
  HAIR CUTTERS ......................30/29.5
  PADS OR CUSHIONS FOR SPECTACLES ...351/136+
     PINCE-NEZ TYPE .................351/78+
       INTEGRAL WITH BRIDGE .........351/131+
       ON BRIDGE ....................351/132+
  PIECES NAIL PLATE .................470/175
  RING AND CLIP .....................119/866

NOSECONES ........................... 244/158.R

NOSING-STAIR ........................ 52/179


NOTATION MUSIC ...................... 984/250+

NOTCHING (SEE CUTTERS; EDGE; PINKING)
  SELECTIVE .........................234/47+
  SHEARS ............................30/229+
  SHEET MATERIAL ....................83/917*
  WOOD ..............................144/196

NOTE SHEET
  INSTRUMENT CONTROL ................84/115+
  MUSICAL ...........................84/161+
  MUSICAL COMB ......................84/101
  PRINTED ...........................84/483.2
  SWISS OR REGINA MUSIC BOX .........84/101

NOTTINGHAM LACE ..................... 87/4

NOVOBIOCIN .......................... 536/13

NOVOCAIN T M ........................ 560/49
  IN DRUG ...........................514/535


NOZZLE .............................. D23/213+
  AGRICULTURAL, HORTICULTURAL,
     FORESTRY SPRAYERS ..............D08/2
  AIR BLAST .........................239/589+
  AIR MOISTENING ....................239/543+
  BOILER CLEANING ...................122/405
  COTTON PICKER .....................56/32
  DESIGN ............................D23/213+
  DIGEST, DRYING & GAS OR VAPOR
     CONTACT WITH SOLIDS ............34
  DISPENSING SEE DEFINITION NOTES ...222/566+
     CUTTER OR PUNCH WITH ...........222/80+
     FUNCTIONING AS HANDLE ..........222/475+
     MOLTEN METAL ...................222/591+
     MOVABLE SEE DEFINITION NOTES ...222/526+
     VALVE OR CLOSURE WITH  SEE
       NOTES TO DEFINITIONS OF ......222/544+
  EARTH BORING NOZZLE ...............175/424
  EXTRUDING
     DIE EXPRESSING EARTHENWARE .....425/461+
     DIE EXPRESSING PLASTIC METAL ...72/367+
     DIE EXPRESSING PLASTICS ........425/461+
     FILAMENT FORMING ...............425/66
     FILAMENT FORMING ...............425/67+
     FILAMENT FORMING ...............425/76
     FILAMENT FORMING ...............425/382.2
     SAUSAGE STUFFER ................452/45+
  FIRE ENGINE .......................239/436+
  FIREMANS NOZZLE OPERATED CLOSURE ..49/21+
  FLOW METER
     PRESSURE DIFFERENTIAL TYPE .....73/861.61+
     WEIR TYPE ......................73/216
  FLOW REGULATING OR MODIFYING ......239/533.1+
  FLUID HANDLING ....................137/801
     COMBINED WITH VALVE ............251/155+
     FLUID FEEDING NOZZLES DIGEST ...261/DIG.39
     SWINGING .......................137/615+
  INJECTION MOLD NOZZLE VALE ........425/DIG.224
     ACTUATED BY CONTACT WITH MOLD ..425/DIG.226
     AUTOMATIC CONTROL ..............425/DIG.225
  INJECTION NOZZLE, POSITIONED FLUSH 425/DIG.227
     WITH MOLD OR CAVITY ............425/DIG.227
  JET MOTOR .........................60/273
     DISCHARGE ......................239/265.11+
  JET PUMP
     REGULATOR PUMP .................417/182+
     STRUCTURE PUMP .................417/151+
  LIQUID LEVEL GAUGE ................73/294
  MAKING ............................29/890.142
  MATERIALS FOR .....................239/DIG.19
  OIL FILTER FOR FUEL ENTERING
     NOZZLE OR FLOAT CHAMBER ........261/DIG.4
  PILE INSTALLING ...................405/248
  PNEUMATIC CONVEYOR
     SUCTION ........................406/152
  REACTION JET MOTOR DRIVE ..........415/80+
  REACTION MOTOR DISCHARGE ..........239/265.11+
  RESILIENT .........................239/602
  SAFETY AIR NOZZLES ................239/DIG.22
  SANDBLAST .........................51/439
  SODA WATER (SEE VALVE, SODA WATER; FAUCET)
  SPRAY .............................239
  SUCTION CLEANER ...................15/415.1+
  SUPPORTS ..........................248/75+
  SYRINGE ...........................604/275
  TEXTILE MACHINE ...................68/59
  TRACK SANDER NOZZLE ...............291/46+
     CLEANER ........................291/12
  VACUUM ............................15/300.1+

NUCLEAR ENERGY (SEE ATOMIC ENERGY) .. 376
  ALLOYS ............................420/1+
     COMPOSITIONS ...................252/625+
     ORGANIC ........................534/11+
  METALLURGY ........................75/393+
  NUCLEAR ENERGY SIMULATION .........434/218

NUCLEAR MAGNETIC RESONANCE; NMR SEE
 MAGNETIC RESONANCE IMAGING OR
 SPECTROSCOPY


NUCLEAR REACTIONS & REACTORS ........ 376
  ABSORBING MATERIAL FOR NEUTRONS ...376/339
     CONTROL COMPONENT ..............376/327
     MONITORING WITH CONTROL ........376/207
     THERMONUCLEAR REACTION .........376/143
  ACCELERATED PARTICLE REACTIONS ....376/190
  ACTINIDE METAL ....................75/393+
     CONVERSION  NUCLEAR ............376/156
  ADHESIVELY BONDED FUEL LAYERS .....376/416
  ALLOYS,  ACTINIDE .................420/1+
     CONVERSION  NUCLEAR ............376/156
  ALTERING FUEL .....................376/358
     FOR CONTROL OF REACTOR .........376/212
  AMPLIFIER NEUTRON .................376/171
  ASSOCIATED  REACTOR  COMPONENTS ...376/347
  BOILING WATER REACTION ............376/370
  BONDED FUEL LAYERS ................376/416
  BREEDER REACTOR ...................376/171
  BUNDLE, FUEL COMPONENT AS .........376/434
  BY-PRODUCTS .......................376/189
     HANDLING REACTION PRODUCTS .....376/308
     TREATING REACTION PRODUCTS .....376/201
       IMPURITIES REMOVED ...........376/146
     TREATMENT ......................376/201
  CARRIER
     CONTROL  OR ABSORBING  MATERIAL 376/239
     CONVERSION, FUEL     376/261
       MATERIAL OR SAMPLE ...........376/261
       INSERTABLE CARRIER ...........376/342
     FLUID ..........................376/354
     MOLTEN VEHICLE .................376/359
  CERAMIC FUELS .....................376/409
     COMPOSITIONS ...................252/625+
  CHEMICAL REACTIONS COMBINED .......376/323
  CHEMICALLY BONDED LAYERS OR PARTS .376/416
  CIRCULATING FLUID .................376/361
     FLOW CONTROL ...................376/370
     FUEL CHARGE, DISCHARGE .........376/264
     PLURAL FLUIDS        376/366
       CHEMICALLY DIFFERENT .........376/366
     TANKS FOR ......................376/403
  COATED FUEL LAYERS ................376/416
  CONDITION DETERMINING .............376/245
     DETECTING FUEL LEAK  376/251
       WITH WARNING .................376/251
     TESTING, AUTOMATIC .............376/245
     TESTING, WITH REACTION CONTROL .376/207
  CONTACT, FLUID-FLUID ..............376/366
  CONTAINMENT, PLASMA ...............376/150
  CONTROL ...........................376/207+
     ABSORBING MATERIAL COMBINED ....376/215
     ABSORBING MATERIAL COMBINED ....376/327
     ADJUSTING, MOVING, OR CONVEYING 376/219
     AUTOMATIC CONTROL ..............376/217
     COMPONENT MECHANISM ............74
     COMPOSITIONS ...................420
     CONTROL ROD DRIVING ............376/219
     HANDLING .......................376/260+
     LOCATION  WITH       376/353
       RESPECT TO REACTOR ...........376/353
     MATERIAL FOR ...................376/339
     PLASMA CONTAINMENT .............376/100
     PLURAL COMPONENTS ..............376/213
     SENSING & AUTOMATIC CORRELATION 376/217
     STRUCTURE ......................376/327
  CONVERSION  NUCLEAR REACTION ......376/156
  COOLANT (SEE MODERATOR) ...........376/350
     CIRCULATING ....................376/361
     FUEL CONTACT ...................376/395
     MATERIALS ......................376/904*
  CORE ..............................376
     ARRANGEMENTS ...................376/267
     ASSOCIATED WITH      376/348
       OTHER COMPONENTS .............376/348
     CHARGING, DISCHARGING ..........376/264
     FLUID FLOW PATTERN .............376/395
     GEOMETRY .......................376/901*
     PERIPHERAL CLAMPING ............376/302
     STRUCTURES .....................376/421
       X-ART ........................376/903*
  CORRELATING REACTOR CONDITIONS ....376/216
  CRITICAL REACTIONS ................376/347
     AREA ...........................376/212
     SUB CRITICAL ...................376/158
  DAMAGE CONTROL ....................376/277
  DEFINITION BY REACTOR GEOMETRY ....376/908*
  DETECTING, REACTOR CONDITION ......376/245
     CONTROL OF REACTOR COMBINED ....376/207
     IN MOTION ......................376/215
     LEAK IN FUEL STRUCTURE .........376/251
       WARNING MATERIAL INCLUDED ....376/450
  DEUTERIUM  HEAVY HYDROGEN .........423/648.1+
     COMPOUNDS INORGANIC ............423/644
     ELECTROLYTIC PRODUCTION ........204/101
     THERMO NUCLEAR FUEL ............376/151
  DEUTERIUM OXIDE HEAVY WATER .......423/580.2+
     CATALYTIC RECOMBINER ...........422/177+
     ELECTROLYTIC PRODUCTION ........204/101
     MODERATOR, HANDLING ............376/220
     MODERATOR, MATERIALS CONVERSION 376/179
     MODERATOR, PLURAL COMPONENTS ...376/358
  DISCHARGING, FUEL .................376/264
     GRAPPLE FOR ....................294/86.4+
     GRAPPLE FOR ....................294/906*
     MACHINE FOR ....................414/146
  DIVERSE REACTOR COMPONENTS         376/347
     OR MATERIALS ...................376/347
     CONTROL ROD STRUCTURE ..........376/327
     FUEL STRUCTURES ................376/409
     HANDLED WITH FUEL ..............376/262
     MODERATOR CHANNELS CONTAINING ..376/354
  E-LAYER IN PLASMA CONTAINMENT .....376/126
  EFFECTIVE DENSITY
     FUEL ...........................376/212
     MODERATOR ......................376/350
  ELECTRICAL FIELD  PLASMA CONTROL ..376/144
     ELECTRODES-CONCENTRIC ..........376/145
  ELECTRICALLY CHARGED PARTICLES     376/190
     ACCELERATED ....................376/190
     IN PLASMA CONTROL ..............376/105
  ENCASED FUEL STRUCTURE ............376/412
  ENERGY-POWER OR         376/391
     HEAT UTILIZATION ...............376/391
     ELECTRICAL DYNAMO PLANTS .......290
     ELECTRICAL GENERATOR MOTOR .....310
       SINGLE SYSTEMS ...............322
     ELECTRICAL, RADIANT ............250/493.1
     HEAT ...........................237
     MOTIVE FUEL HEATING ............60/644.1
     PROPULSION AIR .................244/53.B+
     REACTION MOTORS ................60/203.1
     THERMIONIC .....................310/306+
     THERMOELECTRIC .................136/202
  FERTILE MATERIAL  OR BLANKET ......376/172
     FLUID OR FLUENT ................376/172
     HANDLING .......................376/178
     LOCATION IN REACTOR ............376/172
  FISSION ...........................376/347
  FISSION ...........................376/409
  FLUID, FLUENT .....................376/361
     COLLOID OR SLURRIE .............376/356
     FLUIDIZED BED REACTOR ..........376/355
     MODERATOR ......................376/350
       COOLANT ......................376/401
     MOLTEN .........................376/359
     PLURAL .........................376/366
     TANK, FOR ......................376/403
  FUEL (SEE FUEL, NUCLEAR) ..........376/409
     X-ART COLLECTION ...............376/901*
  GAS VAPOR .........................376/366
     PLURAL FLUIDS ..................376/369
     SINGLE FLUID ...................376/383
     USED EXTERIOR OF REACTOR .......376/378
  GEOMETRY REACTOR ..................376/908*
  GIRDLE, CONFINING       376/302
     MODERATOR STRUCTURE ............376/302
  HANDLING ..........................376/260
     ABSORBING MATERIAL .............376/260
     CONTROL COMPONENT ..............376/260
     CONTROL ROD MOTIVATING .........376/219
     FERTILE MATERIAL OR FUEL .......376/171
     FUEL COMPONENT  ELEMENT ........376/212
     REFUELLING GRAPPLES ............294/86.4
     REFUELLING GRAPPLES ............294/906*
     REFUELLING MACHINES ............414/146
     REFUELLING SCHEMES .............376/267
     SHIELD OR REFLECTOR ............376/220
  HEAT USE OF NUCLEAR ENERGY FOR ....237
  HEATPIPES .........................376/367
  HEAVY WATER (SEE DEUTERIUM OXIDE) .376/221
  HOLLOW LAYER FUEL, CONCENTRIC      376/431
     HELICAL ........................376/431
  HYDROGEN ..........................423/648.1+
     COMPOUND SEE WATER .............423/580.1
     ELECTROLYTIC PRODUCTION ........204/101
     THERMONUCLEAR FUEL .............376/152
  IMPREGNATED FUEL LAYER ............376/414
  IMPURITY (SEE BY-PRODUCT) .........376/310
     CERAMIC ........................252/625
     METAL ..........................420/1+
  INORGANIC FUEL COMPOUNDS ..........423/249+
  IONIZED GAS  FUEL .................376/156
  IRRADIATION CONVERSION ............376/156
  ISOTOPE CONVERSION PRODUCTION .....376/156
  JACKET MATERIALS ..................376/457
  JACKETED FUEL COMPONENT ...........376/414
  LAYERED FUEL COMPONENT ............376/414
     COATED OR IMPREGNATED ..........376/416
     CONCENTRIC HELICAL, HOLLOW .....376/431
  LINEAR FUSION REACTOR .............376/139
  MAGNETIC FIELD  PLASMA CONTROL ....376/121
     COMPRESSIVE, MIRROR, PINCH      376/140
       EFFECT .......................376/140
     LINEAR REACTION ZONE ...........376/139
  MATERIAL ..........................376/900*
     CONVERSION OR IRRADIATION ......376/156
     HANDLING .......................376/260
  MEASURING REACTOR CONDITION .......376/245
     WITH CONTROL OF REACTOR ........376/207
       AUTOMATIC ....................376/217
  MECHANICAL SPACER .................376/462
     SUPPORTS FOR FUEL ..............376/362
  METAL
     NUCLEAR FUEL MATERIAL ..........376/409
       AND METALS ...................420/1+
  METALLURGY ........................75/393+
  MIRRO EFFECT  PLASMA CONTROL ......376/140
  MOBILE NUCLEAR REACTOR ............376/909*
  MODERATOR .........................376/458
     ASSOCIATED WITH OTHER COMPONENT 376/350
     CIRCULATING FLUID ..............376/350
     CONFINING MEANS FOR ............376/304
     DENSITY VARYING OF .............376/350
     FLOW EFFECT ....................376/352
     FLUID TYPE .....................376/356
     FUEL, ENCASED WITH .............376/423
       DISPERSED IN .................376/356
     GAS ............................376/383
     GEOMETRY .......................376/904*
     GIRDLE FOR .....................376/304
     MATERIALS FOR ..................376/904*
       METAL ........................376/906*
       ORGANIC ......................376/905*
     ORGANIC COMPOUNDS AS ...........260
     REMAKING .......................376/358
  MOLTEN FUEL OR CARRIER ............376/359
  MONITORING NUCLEAR REACTIONS ......376/245
     WITH REACTOR CONTROL ...........376/207
  NEUTRON (SEE NEUTRON) .............376
     BURST OR PULSE PRODUCTION ......376/208
  NONAQUEOUS VAPOR TREATMENT ........376/380
  ORGANIC COMPOUNDS .................534/10+
  PERIPHERAL SUPPORT FOR MODERATION .376/304
  PERSONNEL PROTECTION FEATURE ......376/277
  PLASMA SEE PLASMA .................376/100
     E-LAYER CONTAINMENT ............376/126
     ELECTRIC FIELD CONFINEMENT .....376/144
     FUEL INJECTION .................376/127
     IMPURITY REMOVAL ...............376/146
     LINEAR MOVEMENT ................376/139
     MAGNETIC FIELD CONFINEMENT .....376/121
  PLUTONIUM SEE FUEL NUCLEAR
     ALLOYS .........................420/1+
     ELECTROLYTIC PRODUCTION ........204/1.5
     INORGANIC COMPOUNDS ............423/251
     METALLURGY .....................75/396+
     NUCLEAR FUEL ...................376
     ORGANIC COMPOUND ...............534/11+
  POOL  TANK ........................376/403
  POWER PLANT
     COMBINED WITH PRIME MOVER ......60/203.1
     COMBINED WITH PRIME MOVER ......60/643+
  PRESSURE VESSEL ...................376/294
     CONCRETE .......................376/295
  PRESSURIZED .......................376/230
     FLUID ..........................376/366
  PRODUCT  REACTOR
     HANDLING DURING CONVERSION .....376/171
     HANDLING PRODUCT ...............376/308
       RECOVERY .....................376/195
     REMOVAL ........................376/146
  PROPULSION, USING ENERGY FOR
     AIR ............................244/53.R+
     MARINE .........................114
     THRUST .........................376/318
  PROTECTING AGAINST      376/277
     RADIATION DAMAGE ...............376/277
  PULSE PRODUCTION, NUCLEAR BURST ...376/208
  PUMPS .............................417
     GAS ............................415
     PLASMA .........................376/100
  RADIOACTIVE .......................376
     ALLOYS AS FUEL .................376/422
     ASSOCIATED PLURAL REACTOR       376/347
       COMPONENTS ...................376/347
     COMPOSITIONS ...................252/625+
     HANDLING .......................376/260
     IRRADIATION OR CONVERSION OF    376/156
       MATERIALS ....................376/156
     WASTE, DISPOSAL ................252/626+
  RECOMBINER INCLUDED  CATALYTIC ....376/301
  REFLECTOR .........................376/458
     HANDLING .......................376/220
  RESERVOIR  TANK, POOL .............376/403
  ROD FOR CARRYING ..................376/239
     CONTROL ROD ELEMENT ............376/327
       AUTOMATIC ....................376/217
  SAFETY DEVICES ....................376/277
     CONTROL ROD, REFLECTOR, SHIELD .376/220
     MONITORING .....................376/245
     NEUTRON ABSORBERS ..............376/327
     SAFETY FUSE ....................376/336
     SHIELDING ......................376/288
  SAMPLE  SPECIMEN
     IRRADIATION OF .................376/340
     LOCATION  IN REACTOR ...........376/342
     TREATMENT WITH       376/189
       ACCELERATED PARTICLE .........376/189
  SEAL FOR FUEL COMPONENT ...........376/451
     LEAK WARNING FEATURE ...........376/450
  SENSING OF REACTOR CONDITION ......376/245
     CONTROL COMBINED ...............376/207
  SEPARATING (SEE --,BY-PRODUCT)
     CHEMICALLY DIFFERENT FLUIDS ....376/368
     CHEMICALLY SIMILAR FLUIDS ......376/370
  SERVO SYSTEMS .....................376/259
     FUEL HANDLING ..................376/261
  SHAPES
     FUEL ...........................376/409
       X-ART ........................376/903*
  SHIELD
     BIOLOGICAL OR THERMOL ..........376/289
     HANDLING .......................376/260
     SHIELDING FOR NUCLEAR REACTOR ..376/287
     STRUCTURES .....................250/518.1
  SHOCK ABSORBERS
     ABSORBING UNIT MATERIALS .......376/339
     CONTROL COMPONENT COMBINED .....376/234
     CONTROL ROD ....................376/234
  SINTERED FUEL
     NON-METAL ......................264/21
     STOCK  METAL ...................75/228+
  SOURCE FOR RADIOACTIVE ENERGY .....376
     PARTICLES ......................376/190
     STRUCTURE ......................250/493.1
       NEUTRONS .....................376/108+
  STACKED FUEL COMPONENTS ...........376/433
  SUBCRITICAL REACTOR ...............376/158
  SUPPORT  REACTOR ..................376/362
     FUEL  CORE .....................376/362
     MODERATOR ......................376/304
  SWIMMING POOL  REACTOR
     FUEL COMPONENT .................376/409
     MATERIALS CONVERSION ...........376/176
     PLURAL REACTOR COMPONENTS ......376/361
  TANK, AS REACTOR VESSEL ...........376/403
  THERMOL ...........................376
     INSULATION OR SHIELD ...........376/289
  THERMONUCLEAR REACTION ............376/100
  THORIUM (SEE FUEL, NUCLEAR)
     ALLOYS .........................420/1+
     COMPOUNDS ......................423/252
     ELECTROLYTIC PRODUCTION ........204/1.5
     METALLURGY .....................75/394+
     ORGANIC COMPOUNDS ..............534/11+
  TRANSFORMATION (SEE CONVERSION) ...376/156
  UNDERGROUND NUCLEAR EXPLOSION .....376/273
  URANIUM
     ALLOYS .........................420/1+
     BREEDER MATERIAL ...............376/172
     COMPOSITIONS  RADIOACTIVE ......252/625+
       ORGANIC ......................534/11+
     ELECTROLYTIC PRODUCTION ........204/1.5
     FERTILE MATERIAL ...............376/172
     INORGANIC COMPOUNDS ............423/253+
     METALLURGY .....................75/398+
  VALVES, JOINTS ....................251
     SYSTEMS ........................137
  WASTE DISPOSAL,RADIOACTIVE ........252/626+
  WELD CLOSURE FOR FUEL COMPONENT ...376/451
  WELL PROCESSES ....................166/247

NUCLEIC ACID SYNTHESIS .............. 536/25.3
  DNA ...............................536/23.1+
  GENES .............................536/23.1+
  RNA ...............................536/25.1

NUCLEIC ACIDS ....................... 536/22.1+

NUCLEIC ACIDS WITH 2 OR 3 BASES ..... 536/25.6

NUCLEOSIDES ......................... 536/27.1+

NUCLEOTIDES ......................... 536/26.1+
  OLIGONUCLEOTIDES ..................536/22.1
     OLIGONUCLEOTIDES SYNTHESIS .....536/25.3
  POLYNUCLEOTIDES ...................536/22.1
     POLYNUCLEOTIDE SYNTHESIS .......536/25.3


NUMBER PLATE ILLUMINATORS ........... 362/253
  LICENSE PLATE .....................362/253
  LICENSE PLATE .....................40/300+
  LICENSE PLATE .....................40/204+
  LOCOMOTIVE HEADLIGHT ..............362/61+
  SIGN ..............................40/541+
  TELEPHONE DIAL (SEE TELEPHONE DIAL)362/24

NUMBERING
  PHOTOGRAPHIC NEGATIVES ............354/105
  PRINTING MACHINE ..................101/72+
     TICKET TYPE ....................101/70+
  SERIAL NUMBER PUNCHING ............234/61

NURLING (SEE KNURLING) .............. 72/191+

NURSING
  APPAREL
     BLOUSES ........................2/104
     BRASSIERES .....................450/36
  BOTTLES ...........................215/11.1+
     DESIGN .........................D24/197+
     NIPPLE APPLYING TOOL ...........29/235.5
     NIPPLES FOR ....................215/11.1+
     SUPPORTS FOR ...................248/102+
  FIGURE TOYS .......................446/304


NUT
  CRACKER ...........................30/120.2+
     DESIGN .........................D07/680
  FASTENING .........................411/427+
  FOOD PREPARATION ..................426/632+
     BLEACHING ......................426/253+
     CRACKER ........................99/568
     GRINDING .......................241
     SKINNER OR BLANCHER ............99/623
  HARDWARE ..........................D08/397
  LOCK
     HAND TOOL FOR APPLYING .........81/10
     WASHER MAKING ..................470/42
  LOCKED TO BOLT ....................411/190+
     JAM NUT, IE, PLURAL NUTS .......411/222+
     USED WITH THREAD LOCK ..........411/259+
       CASTELLATED NUT ..............411/280
       DISTORTED NUT ................411/276
       SEGMENTED NUT ................411/266
  LOCKED TO SUBSTRUCTURE ............411/81+
     DEFORMABLE OR DEFORMING NUT ....411/177+
       CYLINDRICAL, INNER & OUTER    411/178
        THREAD ......................411/178
     FOLDED NUT .....................411/170
     PIERCE NUT .....................411/179
     WELD NUT .......................411/171
  MAKING ............................470/18+
     ASSEMBLING WITH BOLT ...........470/3+
     PUNCHING BLANK .................83
  PLANTS ............................PLT/30.1+
  ROASTER ...........................D07/323+
  SHELL LIQUOR SYNTHETIC RESIN ......528/1+
  SPRING NUT REMOVER ................29/270+

NUTCRACKER .......................... 30/120.2+

NYLON (SEE SYNTHETIC RESIN OR NATURAL RUBBER)
  BLEACHING & DYEING DIGEST .........8/DIG.21
  CHEMICAL MODIFICATION OF ..........525/420+
  DYEING ............................8
  FIBER .............................428/475.5
     CHEMICAL MODIFICATION OF .......8/115.51