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.
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363-131 121-55A 14-.5
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DDT, IN DRUG ........................ 514/748 DDVP, IN DRUG ....................... 514/136 DACRON INSULATED CABLE .............. 174/100 DACRON T M (SEE ALSO SYNTHETIC RESIN OR NATURAL RUBBER) .................528/308.1 DADO CUTTER ............................144/222 LAPPED MULTIPLANAR SURFACING ......52/536 MACHINE ...........................144/133.R DAGGERS ............................. 30/295 DAGUERREOTYPY ....................... 354/2+ ANALYSIS AND ANALYTICAL CONTROL APPARATUS ......................422/50+ APPARATUS DESIGN ..................D16 DAIRY TYPE BOTTLES .................. D09 DAIRY, FOOD TREATMENT ............... 99/452+ DAM ................................. 405/107+ DENTAL ............................433/136+ MORTAR ............................52/421 POWER EXTRACTION FROM WATER .......405/78 DAMPENING (SEE DAMPER; MOISTENER; STEAMING) ..........................68/5.R CONSUMABLE ELECTRODE ELECTRIC LAMP ELECTROMAGNET FEEDING WITH 314/128 DAMPING ......................314/128 FEED WITH DAMPING ..............314/99+ INSTRUMENT MECHANISM DAMPING ......73/430 BOURDON TUBE ...................73/739+ MUSICAL INSTRUMENT DAMPING ........84 OVERHEAD ELECTRIC CONDUCTOR WITH VIBRATION DAMPING ..............174/42 PAPER MAKING CALENDER .............10/73+ PLANOGRAPHIC PRINTING .............101/147+ COPYING APPARATUS ..............101/132.5 PRESSURE COMPENSATOR PIPES AND TUBULAR CONDUITS .....138/26+ PUMPS COMBINED .................417/540+ VIBRATION DAMPING SUPPORT .........248/562+ NONRESILIENT ...................248/636 RESILIENT ......................248/562+ SUSPENSION .....................248/610+ DAMPER EAR SOUND STOPPERS ................128/864+ ELECTRIC MEASURING INSTRUMENTS FOR 324/125 ELECTRIC MUSICAL INSTRUMENT FOR ...84/600 ENVELOPE SHAPING (I.E., ATTACK, 84/627 DECAY, SUSTAIN, OR RELEASE) ..84/627 ENVELOPE SHAPING (I.E., ATTACK, 84/663 DECAY, SUSTAIN, OR RELEASE) ..84/663 ENVELOPE SHAPING (I.E., ATTACK, 84/702 DECAY, SUSTAIN, OR RELEASE) ..84/702 ENVELOPE SHAPING (I.E., ATTACK, 84/738 DECAY, SUSTAIN, OR RELEASE) ..84/738 VOLUME CONTROL .................84/633 VOLUME CONTROL .................84/665 VOLUME CONTROL .................84/711 VOLUME CONTROL .................84/741 ELECTRIC WINDING FOR ALTERNATING 310/183+ OR DIRECT CURRENT DYNAMOS ......310/183+ FLUID DAMPER FOR PLANETARY GEAR 475/92 ELEMENT ........................475/92 FLYWHEELS AND ROTORS HAVING .......74/574 FURNACE DRAFT .....................110/163 HEAT EXCHANGER ....................165/69 IMPACT ABSORPTION .................49/9 BY FLEXIBLE BARRIER ............49/9 BY PLASTIC DEFORMATION .........188/371+ BY RESILIENT DEFORMATION .......188/268 INERTIAL VIBRATION DAMPER .........188/378+ MICROPHONE OR DIAPHRAGM ...........381/158 PIANO DAMPER HEAD AND STEMS .......84/255 HARMONIC .......................84/234 HELD ...........................84/218 LIFTED .........................84/217 RAILWAY TRUCK .....................105/193 STOVE OR FURNACE FLUE .............126/285.R+ OPEN EVAPORATING PANS HAVING ...159/41 TIME CONTROLLED ................126/285.5 WEIGHING SCALE ....................177/184 ZITHER ............................84/287+ DAMPING DIODE ....................... 313/317 WITH EMISSIVE CATHODE .............313/310 WITH THERMIONIC CATHODE ...........313/310 WITH TWO CATHODES AND ANODES ......313/1 DANCING FIGURE TOYS .......................446/330+ SHOES .............................36/8.3 TEACHING ..........................434/250 DANDY ROLL .......................... 162/314 DARK CABINET PHOTOGRAPHY ...............354/307+ LANTERN WITH SHUTTER OR SCREENS ...362/167+ ROOM ..............................354/307+ ILLUMINATORS ...................362/293 VENTILATORS ....................454/49+ DARNING KNITTING ..........................66/2 LAST ..............................223/100 SEWING MACHINES ...................112/121 DESIGN .........................D15/66+ ELEMENTS .......................112/236 WEAVING ...........................139/33.5 DART ................................ 273/416+ DESIGN ............................D22/115 AMUSEMENT DEVICES ..............D21/49 PROJECTOR ......................D22/107 PROJECTOR .........................124/22 DASHBOARD LAND VEHICLE ......................296/70+ LIGHTING AUTOMOBILE .....................362/23+ TROLLEY CAR OR RAIL CAR ........362/77 MOTOR VEHICLE .....................180/90 DASHER FOOD ..............................366/69+ GAS AND LIQUID CONTACT ............261/32+ DASHPOT CHECK VALVE .......................137/514+ CLOSURE CHECK .....................16/82+ CLOSURE CHECK BRAKE TYPE ..........188/266+ DOOR CHECK AND CLOSER .............16/49+ ELECTRODE FEED RETARDER ...........314/99+ ELECTROMAGNETIC ELECTRODE 314/128 OPERATOR COMBINED WITH .........314/128 GAS & LIQUID CONTACT APPARATUS ....261/DIG.18 SPRING COMBINED WITH ..............267/195+ SWITCH CONTACT RETARDER ...........20/34 VALVE RETARDER ....................251/48+ WATER CLOSET ELEMENTS .............4/248 WATER CLOSET TANK VALVE ...........4/388+ DASYMETERS .......................... 73/30.1+ DATA COMPARING CALCULATOR ........................235/431 CARDS PERFORATED SORTING ..........209/613 CONDITION RESPONSIVE ...........209/554 LENS ..............................333/248+ METER FLUID FLOW ..................73/196+ PUNCHING MACHINE ..................234/34 DATA CONVERSION ANALOG TO DIGITAL .................341/126+ CARD OR TAPE PUNCH ................234/69+ CRYPTOGRAPHIC .....................380 DIGITAL TO ANALOG .................341/126+ DIGITAL TO DIGITAL ................341/50+ RADIX CONVERSION ..................341/50+ WITH CARD OR TYPE PUNCH ...........234/69+ WITH COMPUTATION ..................341/75+ WITH VISUAL DISPLAY ...............345+ DATA HANDLING SELECTIVE PUNCHING ................234 STORAGE ........................234/55+ DATA PRESENTATION ................... 395/100+ DATA PROCESSING, ELECTRICAL ......... 364 APPLICATIONS ......................364/400+ COMPUTERS, GENERIC CONTROL ........364/130+ CONTROLLED BY RECORD MEANS ........235/375+ ELECTRICAL COMPUTERS AND ..........395 GENERAL PURPOSE DIGITAL DATA 395 PROCESSORS .....................395 GRAPHICS ..........................395/100+ MEASURING,TESTING,OR MONITORING ...364/550+ MICROPROCESSORS ...................395 PROGRAMMED PROCESSING .............395 SELECTIVE PUNCHING, FOR ...........234/55+ SYNCHRONOUS TRANSMISSION OF DIGITAL375/106+ DATA ...........................375/106 TEXT/DOCUMENT .....................395/144+ THREE DIMENSIONAL .................395/119+ VIDEO COLOR SIGNAL DERIVED BY DATA 358/81 PROCESSOR ......................358/81 DATA STORAGE DYNAMIC INFORMATION STORAGE OR 369 RETRIEVAL ......................369 MAGNETIC .......................360 REGISTERS ELECTRICAL ..............377 REGISTERS MECHANICAL ..............235 STATIC INFORMATION STORAGE OR 365 RETRIEVAL ......................365 DAUBER .............................. 15/209.1+ ANIMAL ANTIVERMIN TREATMENT .......119/157 POLISHER COMBINED .................15/107+ KIT INCLUDING POLISH ...........401/118+ SUPPLY CONTAINER CLOSURE ATTACHED .401/126+ DAUNOMYCINONE ....................... 552/201 DAVENPORTS, I.E., SOFA BEDS ......... 5/12.1+ DAVIT ............................... 114/368+ DAVY LAMP ........................... 362/164+ DAY BEDS ............................ 5/12.1+ DC TO AC CHOPPER .................... 363/124+ DEAD BOLT FOR LOCK .................. 70/113+ DEAD CENTER OVERCOMING .............. 74/36 DEAD END CONNECTOR CORD HOLDER ...... 24/115.R+ DEAD MAN TYPE ANCHOR ................ 52/166 DEAD MANS SWITCH .................... 191/1.R SWITCH STRUCTURE ..................20 DEADENERS (SEE DAMPENING) GEARING HAVING PLURAL SECTIONS ....74/443 RAILWAY CAR WHEEL ......................295/7 CUSHIONING OF TRACK ............238/283+ ROLLING STOCK ..................105/452 TRACK ..........................238/382 DEALKYLATION (SEE CRACKING) AROMATIC HYDROCARBON SYNTHESIS ....585/483 FOAM BREAKING .....................252/321 MINERAL OIL .......................208/46+ DEBARKING ........................... 144/340 DEBONING CARCASSES .........................452/135+ DEBRIS ACCUMULATING PENCIL 30/453+ SHARPENER ..........................30/453+ DEBRIS CONTROL ...................... 29/DIG.5 CHUTES ............................29/DIG.102 RECEPTACLE, REMOVER ...............29/DIG.79 REMOVER, CATCHER, DEFLECTOR .......29/DIG.94 REMOVER, PLURAL TYPE ..............29/DIG.61 SEPARATORS FROM WORKPIECE .........29/DIG.53 DECADE COUNTER ELECTRONIC TUBE TYPE ..............377/103 GAS TUBE ..........................315 OSCILLATOR ........................377 DECAHYDRONAPHTHALENE (SEE ALICYCLIC HYDROCARBON) NAPHTHALENE HYDROGENATION .........585/266+ SYNTHESIS .........................585/350+ HYDROGENATION OF UNSATURATED 585/266+ HYDROCARBON ..................585/266+ DECAL SEE DECALCOMANIA DECALCOMANIA (SEE TRANSFER) ......... D20/11 EXPOSABLE ADHESIVE LAYER ..........428/40+ FRAUD OR TAMPER DETECTING .........428/915* MADE BY COATING ...................427/147+ PROCESS OF TRANSFER ...............156/230+ STOCK MATERIAL ....................428/914* DECALIN (SEE ALICYCLIC HYDROCARBON) DECANTER COFFEE ............................222/475.1 DESIGN ............................D07/300+ DISTILLATION SYSTEMS SEPARATORY ...202/204 FILTER COMBINED ...................210/299+ HEATING MEANS ..................210/182+ GAS AND LIQUID CONTACT ............261/7+ LIQUID SEPARATION .................210/513+ STARCH ............................127/27 DECANTING ........................... 210/767+ FILTERING COMBINED ................210/806 DECAPITATOR CHICKEN ...........................452/64 FISH ..............................452/166+ DECARBONIZING ABSORBENTS ........................502/20+ CATALYSTS .........................502/20+ MINERAL OIL VAPORIZING COMBINED ...208/347+ APPARATUS ......................196/122 CONVERSION COMBINED ............208/48.R PROCESSES .........................134/39 HEATING COMBINED ...............134/20 STILLS ............................201/2 APPARATUS ......................202/241 DECARBOXYLATION AROMATIC 562/479 POLYCARBOXYLIC ACID ................562/479 DECELERATION (SEE ACCELERATION) DECELEROMETER ....................... 73/514+ DECIBEL METER METER MOVEMENT ....................324/76.11+ SOUND LOUDNESS MEASUREMENT ........73/646 DECIMAL POINT ON CALCULATORS ........ 235/61.DP BINARY CODED ......................377/33 ELIMINATION .......................235/63.DE LOCATORS ..........................235/64.3 DECIPHERING SEE CRYPTOGRAPHY DECK BRIDGE ............................14/6 RAILROAD FREIGHT CARS WITH CONVERTIBLE DECKS ............105/370 PASSENGER CARS DOUBLE DECKED ...105/340 STOCK CARS WITH ................119/9 SHIP ..............................114/85 TYPE INSULATOR FOR ANTENNA ........174/158.R DECKLING PAPER MAKING FINISHING ......................162/286 WEB FORMING ....................162/310 PINKING SHEARS ....................30/229+ SHEET CUTTING ........................83 TEARING ........................225 DECLADDING NUCLEAR FUEL ............. 252/625 DECODING (SEE CRYPTOGRAPHY) DECOLLATOR .......................... 270 WEB ...............................270/52.5 DECOLORIZING (SEE BLEACHING) LIQUIDS ...........................210/660+ X-ART COLLECTION ...............210/917+ DECOMPOSING FAT ..................... 554/160 DECORATION (SEE ARTICLE BY NAME; ORNAMENT) BOW ROSETTE, POMPON ...............428/4+ COLLAPSIBLE .......................428/12 DISPLAYS AND EXHIBITORS ...........40/406+ WITH SPECIAL EFFECTS ...........40/427+ FEATHERS AND PLUMES ...............428/6 FESTOON ...........................428/10 COLLAPSIBLE ....................428/9 FILAMENTARY .......................428/542.6 FLORA, ARTIFICIAL .................428/17+ LAMP HOUSING ......................362/362+ LIGHTS ............................362/227+ X-ART COLLECTION ...............362/806* PARTY TYPE ........................428/7+ POLE, CAP .........................52/301 ROOF FINIAL OR CRESTING ...........52/57 SHEET-FORM ........................428/542.6 TRIMMING FOR CLOTHING .............2/244 TRIMMING FOR HAT ..................2/175.3 TRIMSTRIP FOR BUILDING ............52/716.1+ DECORTICATING ....................... 19/5.R+ DECOUPLING FILTER ................... 333/181+ DECOY DESIGN ............................D22/125+ TRAPPING ..........................43/2+ WAR TRAINING ......................434/11 DEEP DRAWING METAL .................. 72/347+ DEER SLING .......................... 224/101+ DEFECATING APPARATUS ................ 127/11+ DEFECT COATING ...................... 430/938* DEFIBERIZERS ........................ 241 DEFLATING TOOL FOR RESILIENT TIRES .. 81/15.4 DEFLECTION CATHODE RAY STREAM ................313/421+ CATHODE RAY STREAM ................315/399 GAS SEPARATION APPARATUS ..........55/434+ GAS SEPARATION PROCESSES .......95/267+ LIQUID TREATMENT ...............55/220+ LAMP ARC ..........................313/153+ CONSUMABLE ELECTRODE ...........314/20 SOLID SEPARATOR GAS SUSPENSION .................209/143+ LIQUID SUSPENSION ..............209/210 TESTING ...........................73/849+ WIND MOTOR WHEEL ..................416/9+ DEFLECTOR BEARING LUBRICATOR ................384/322+ BLOWPIPE NOZZLE ...................239/461+ BREATH ............................128/863 DRIP ..............................52/97 FLUID DISTRIBUTOR .................239/461+ FLUID FUEL BURNER NOZZLE ..........239/461+ FURNACE AIR .......................110/310+ GAS SEPARATION APPARATUS ..........55/434+ GAS SPARATION PROCESSES ........95/267+ PIPE ..............................138/37+ PLANT .............................172/517 SCOURING DREDGER WITH CURRENT .....37/342+ SHIP ARMOR ........................114/10 SPRINKLER COMBINED ................239/461+ WATER MOTOR .......................416/9+ WINDMILL ..........................416/9+ WINDOW WIND .......................454/196+ VEHICLE ........................454/69+ DEFLOCCULATION LIQUID SEPARATION .................210/696+ SOLID SEPARATION ..................209/5 DEFOLIANTS .......................... 504/162+ DEFORMING METAL .............................72 CASTING COMBINED ...............29/527.5+ PLASTICS APPARATUS ......................425 PROCESSES ......................264 SINGLE ROLL PER SE ................492/1+ DEFRIBRILLATORS ..................... 607/5+ DEFROSTER ELECTRICAL RESISTANCE HEATERS .....219/203 HEAT APPLYING WINDOW CLEANER ......15/250.5 MATERIAL APPLYING WINDOW CLEANER ..15/250.1 REFRIGERATOR DESIGN ...............D08/29.2 SURFACE HEATER ....................126/271.1+ VEHICLE POWER PLANT HEATER COMBINED .......................237/12.3A WINDOW ............................52/171+ BUILDING TYPE ..................454/198 VEHICLE TYPE ...................454/121+ DEFROSTING DEFROSTING DEVICE .................D08/29.2 HEAT PUMP .........................165/17 REFRIGERATION APPARATUS ...........62/272+ AUTOMATIC ......................62/151+ AUTOMATIC, FROST INITIATED .....62/140 FROST INDICATOR ................62/128 PROCESS ........................62/80+ DEGASIFICATION ...................... 588 HAZARDOUS OR TOXIC WASTE588 DEGASIFICATION .................588 DEGASIFYING LIQUIDS APPARATUS .........................96/155+ PROCESS ...........................95/241+ DEGASSERS ........................... 261/DIG.19 DEGAUSSING SEE DEMAGNETIZING MEANS IN CATHODE RAY TUBE CIRCUIT .315/8 TELEVISION ........................361/150 TORPEDO NETS ......................114/240.R DEGRADABILITY ENHANCED SYNTHETIC 523/124+ RESIN OR NATURAL RUBBER COMPOSITION 523/124+ CELLULAR PRODUCT ..................521/916* DEGREASING DISTILLATION STILL AND EXTRACTOR ............202/168+ STILL EXTRACTOR ................202/170 SOLIDS ............................134 TEXTILES ..........................8/139+ DEGUMMING ........................... 8/138 DYEING COMBINED ...................8 DEHALOGENATION HAZARDOUS OR TOXIC WASTE588 DESTRUCTION ....................588 PREPARATION OF EPOXY COMPOUNDS ....549/518+ PREPARATION OF OLEFINES ...........585/641+ PREPARATION OF UNSATURATED ESTERS .560/213 DEHORNERS ELECTRIC HEATER TYPE ..............606/164 HAND TOOL .........................30 DEHUMIDIFIER ........................ D23/359+ DEHYDRATING OIL FATTY OILS ........................554/223+ MINERAL OIL .......................208/187+ ELECTRICAL SEPARATION ..........204/188+ ELECTROPHORETIC OR ELECTROOSMOTIC ...............204/181.8+ DEHYDRATION (SEE DRIER) ACID ANHYDRIDES BY ................562/869+ ACYCLIC KETONES FROM ALCOHOLS .....568/403+ ALDEHYDES FROM ALCOHOLS ...........568/485+ COMPOSITIONS ......................252/194 CONCENTRATING EVAPORATING .........159 DISTILLATION ......................203/12+ FATTY OILS OR ACIDS ...............554/24+ FOODS .............................426/443+ APPARATUS ......................99/467 GAS OR VAPOR CONTACT WITH SOLIDS ..34 GAS SEPARATION ....................95 REFRIGERATION COMBINED .........62/271 REFRIGERATION COMBINED PROCESS .62/93+ MINERAL OILS ......................208/187+ ELECTRICAL .....................204/188+ ELECTROPHORETIC OR ELECTROOSMOTIC ...............204/181.8+ OLEFINE PRODUCTION BY .............585/638 REFRIGERANT .......................62/474+ AUTOMATIC ......................62/195 PROCESS ........................62/85 DEHYDROABIETIC ACID ................. 562/404 DEHYDROANDROSTERONE ................. 552/636 7-DEHYDROCHOLESTEROL ................ 552/547 DEHYDROGENATION ACYCLIC KETONES FROM ALCOHOLS .....568/403+ ALDEHYDES FROM ALCOHOLS ...........568/485+ AROMATIC HYDROCARBON SYNTHESIS ....585/440 DIOLEFIN HYDROCARBON SYNTHESIS ....585/616+ ESTERS FROM ALCOHOLS ..............560/239 MINERAL OIL .......................208/46+ OLEFINES FROM HYDROCARBONS ........585/654+ SYNTHESIS AROMATIC FROM ALICYCLIC .585/430 DEHYDROHALOGENATION ALICYCLIC HYDROCARBON SYNTHESIS ...585/359 DIOLEFIN HYDROCARBON SYNTHESIS ....585/612 OLEFIN HYDROCARBON SYNTHESIS ......585/641+ DEHYDROTHIOTOLUIDINE AZO COMPOUNDS .. 534/800 DEICER SEE THAWING AIRCRAFT ..........................244/134.C ANTENNA ...........................343/704 CARBURETORS .......................261/DIG.2 COMBUSTION PRODUCT AS MOTIVE FLUID 60/39.93 TROLLEY COLLECTOR HEAD ............191/62 DEINKING PAPER STOCK .......................162/4+ TEXTILES ..........................8/137 DELASTING ........................... 12/15.1 DELAY NETWORKS DELAY LINES INCLUDING A LUMPED PARAMETER .............333/138+ ELASTIC BULKWAVE PROPAGATION 333/141+ MEANS ........................333/141+ ELASTIC SURFACE WAVE 333/150+ PROPAGATION MEANS ............333/150+ LONG LINE ELEMENTS .............333/156+ ELECTRONIC TUBE SYSTEM ............328/55 DELINTER ............................ 19/40+ CARBONIZING PROCESSES .............8/140 DELINTING COTTON SEED ............... 47/1.1 PROCESSES .........................47/58 FLUID TREATMENT ................8/140 DELIVERY COLLECTION RECEPTACLE .............232 COINS ..........................232/64+ LETTER BOX CHUTE ...............232/53 CONVEYER ..........................198 CARRIER CONTROLLED SELECTIVE ...198/570+ DUMPING VEHICLE WITH CHUTE ........298/7 LETTER BOX ........................232/17+ MAIL FROM AIRCRAFT ................258/1.2+ PLANTING CHUTE ....................111/76 RAILWAY MAIL ......................258 RAILWAY SELECTIVE .................104/88+ RECORD HOLDER .....................312/9.11+ SHEET .............................271/278+ STORE SERVICE .....................186/3 DELRIN T M (POLYOXYMETHYLENE) ....... 528/270 DELUSTERING CELLULOSE ETHER OR ESTER106/192 COMPOSITIONS ...................106/192 VISCOSE ........................106/166 COATING OR IMPREGNATING PROCESSES .427/170 DEMAGNETIZING ....................... 361/267 DEMAGNITIZER ......................D13/183 ERASE,HEAD ........................360/118 GENERAL RECORDING BIASING,ERASING .360/66 OF CLOCKS .........................968/783 SORTING TREATMENT .................209/8 DEMIJOHNS SEE CARBOY ................ D09/517 DEMODULATOR ......................... 329 DEMONSTRATING APPARATUS OR PRODUCT .. 434/365+ DEMONSTRATOR RADIOACTIVITY (SEE RADIOACTIVITY DEMONSTRATOR) DEMOUNTABLE RIM ..................... 301/10.1+ DEMULSIFYING COMPOSITIONS ........... 252/358 DENATURED COMPOSITIONS .............. 252/365 ALCOHOL ...........................252/366 DENSITOMETER EMULSION EXPOSING PRINTER .........354/20 EMULSION OPAQUENESS MEASURING .....356/436+ DENSITY ANALYSIS GAS ......................73/30.1+ ANALYSIS LIQUIDS ..................73/32.R+ DENT REMOVER SHEET METAL ............ 72/457 DENTAL AND DENTISTRY ................ 433 AMALGAMS AND ALLOYS ...............420/526 AMALGAM MIXER, EG DENTAL FILLING366/602* APPARATUS,FIXED ...................D24/176+ APPARATUS,PORTABLE ................D24/152+ CABINET ...........................312/209 CASSETTES .........................378/168 CHAIRS ............................297/68+ DESIGN .........................D06/334 COMPOSITIONS ......................106/35 CONTAINERS FOR DENTAL USE .........206/63.5 DENTURES ..........................433/167+ DIE SHAPING .......................72 ENGINES ...........................433/103+ EQUIPMENT STANDS ..................433/25+ FILLINGS ..........................433/226+ FLOSS .............................132/321 HOLDERS ........................132/323+ DESIGN .......................D28/64 IMPRESSION DEVICES ................433/34+ IMPRESSION MATERIAL ...............106/38.2+ INSTRUMENTS .......................433/25+ MEDICINES .........................424 MOLDING DEVICES ...................425/2 MOLDING DEVICES ...................425/175+ MOLDING DEVICES ...................249/54 FLASKS .........................425/175+ FLASKS FOR METAL CASTING .......164/376 MOLDS ..........................425/175+ MOLDING PROCESSES .................264/16+ ORTHODONTIC DEVICES ...............433/2+ PRACTICE ..........................433 PROCESSES MANUFACTURING ...........29/160.6 SPITTOONS .........................4/263+ SPOTLIGHTS ........................362/257+ X-ART COLLECTION ...............362/804* SUPPLY PACKAGES ...................206/63.5 TEACHING DEVICES & METHODS ........434/263 TEETH .............................433/167+ TOOL CONTAINER ....................206/368+ WASTE RECEPTACLES .................206/63.5 DENTIFRICES ......................... 49 DENTIPHONE ACOUSTIC HEARING AID ..............181/127 ELECTRICAL HEARING AID ............381/68.3 DENTISTRY SEE DENTAL ................ 433 DESIGN ............................D24 DEODORANT BODY ..............................424/65+ COSMETICS CONTAINING ..............424/65+ FERTILIZER CONTAINING .............504/101+ MILK ..............................426/488 NON BODY ..........................424/76.1+ PRESERVING, DISINFECTING, AND 422/5 STERILIZING ....................422/5 DEODORIZER OR OZONIZER .............. D23/366 DEOXIDANT COMPOSITIONS .............. 252/188.1+ DESCALING COMPOSITIONS CONTAINING .252/81 WATER SOFTENING OR SCALE252/178 INHIBITING COMPOSITIONS CTG ....252/178 DEPHLEGMATORS MINERAL OIL .......................196/139 STILL COMBINED ....................202 DEPILATING ANIMAL CARCASS ....................452/71+ COMPOSITIONS ELECTRIC NEEDLE ...................606/44 NEEDLE SUPPORTS ................606/44 FERMENTATIVE ......................435/265 HIDES AND SKINS ...................8/94.16 MECHANICAL ........................19/2+ DEPOLARIZER ......................... 252 DEPOLARIZING COMPOSITIONS ......................252 DEPOLYMERIZATION TO OBTAIN HYDROCARBON MIXTURE ................585/241 DEPOSIT CERTIFICATES ......................283/59 CHANGE GATES ......................232/14 COLLECTION AND DEPOSIT RECEPTACLE .232 CABINET COMBINED ...............312/211+ DEPOSITORY DESIGN .................D99/28+ LETTER BOXES ......................232/22 MILK BOTTLE COLLECTION ............232/42 RECEPTACLES FOR ...................232 REGISTERING OR RECEIPT PRINTING COMBINED .......................109/24.1+ PHOTOGRAPH OR MICROFILM RECORD .346/22 SAFES OR DEPOSITORIES .............109 DESIGN .........................D99/28+ RECEIPTING MEANS INCLUDED ......109/24.1 DEPOSITOR BREAD ETC MAKING DEPOSITOR ........425/447+ IMPLEMENT ......................222 EXTERNAL BODY SURFACE .............604/289+ MEDICINE ..........................604/47+ SOLID MATERIALS ................604/57+ PLANTING ..........................111 DIBBLING .......................111/89+ HILL ...........................111/34+ TOY FIGURE FOR COINS ..............446/10+ DEPRESSOR NECKTIE ...........................24/53+ RAILWAY CROSSING CABLE ............104/186 TONGUE ............................128/15+ ATOMIZER COMBINED ..............128/200.15 DEPTH BOMB .......................... 102/390+ DEPTH GAUGE COMPRESSIONAL WAVE ................367/99+ DEPTH MEASURING INSTRUMENT ........D10/46+ FLUID LEVEL .......................33 GEOMETRICAL .......................33/713+ GEOPHYSICAL EXPLORATION ........324/323+ HYDROPHONE .....................367/141+ LIQUID ............................73/290.R+ RADAR .............................342/120+ OTHER THAN AIR, EG, UNDERWATER .342/118 SOUND .............................181 DERAILER ACTUATED CAB SIGNAL OR TRAIN CONTROL ........................246/170+ CYCLE OR MOTORCYCLE ..............D12/124 ENCLOSURE OR GUARD .............D12/127 GUARDS RAILWAY ........................104/242+ STORE SERVICE ..................186/30 LEVER AND CABLE OPERATOR ..........74/502.2 RAILWAY CAR ATTACHED ...................104/261 INTERLOCKING ...................246/163 DERAILLEUR (SEE DERAILER) DERECTIFIERS ELECTRIC ............... 363 DEREVERBERATOR ...................... 381/66 DERMATOLOGICAL DEVICE LIGHT APPLICATION .................606/9 NEEDLE SURGICAL ...................606/44 SUPPORT ........................606/44 SURGICAL INSTRUMENT ...............606/131+ DERMATOME ........................... 606/132 DERRICK EXTENSIBLE OR MOVABLE .............52/111+ PUSHING AND PULLING ELEMENTS CABLE HOISTS ...................254/283+ SCREW ..........................254/99 SKELETON TOWER ....................52/651.1+ DESALTING SEA WATER ................. 210/642 DISTILLATION ......................203/10 FRACTIONAL CRYSTALLIZATION ........62/532+ DIRECT CONTACT REFRIGERATION ...62/533+ REVERSE OSMOSIS ...................210/652 DESCALING METAL ..................... 29/81.1+ COMBINED WITH METAL DEFORMATION ...72/40 DESERPIDINE ......................... 546/55 DESICCANT ........................... 504/162+ DESICCATION (SEE DEHYDRATION; DRIER) DESIGN (SEE DESIGN CLASSIFICATION) ADVERTIZING .......................D20 APPAREL & HABERDASHERY ............D02 ARMS, PYROTECHNIC ARTICLES, D22/112 ARTICLES FOR HUNTING, FISHING, D22/112 AND PEST KILLING ...............D22/112 ARTISTS MATERIALS .................D19/35 BRUSHWARE .........................D04 BUILDING UNITS & CONSTRUCTION D25 ELEMENTS .......................D25 CARE & HANDLING OF ANIMALS ........D30 CASES NOT SPECIFIED ELSEWHERE .....D03 CASKETS ...........................D99/1+ COATING NONUNIFORM ................427/256+ CONTAINERS ........................D09 DEVICES & EQUIPMENT AGAINST FIRE D29 HAZARDS, FOR ACCIDENT PREVENTIOND29 AND FOR RESCUE .................D29 ELECTROLYTIC COATING ........................205/120+ LIGHTING .......................26 EMBROIDERY AND TRIMMINGS ..........D05 EQUIPMENT FOR PRODUCTION, D13 DISTRIBUTION OR TRANSFORMATION D13 OF ELECTRICITY .................D13 EXERCISING EQUIPMENT ..............D21/191+ FISHING EQUIPMENT .................D22/134+ FLUID DISTRIBUTION EQUIPMENT, D23 SANITARY, HEATING, VENTILATION D23 AND AIR CONDITIONING EQUIPMENT .D23 FOODSTUFFS ........................D01 FURNISHINGS .......................D06 GAMES AND GAMBLING ARTICLES .......D21/1+ HARDWARE ..........................D08 HOUSEHOLD ARTICLES, NOT ELSEWHERE D07 SPECIFIED ......................D07 HUNTING ARTICLES ..................D22 JEWELRY, SYMBOLIC INSIGNIA AND D11 ORNAMENTS ......................D11 KNITTING & NETTING ................D05 LIGHTING ..........................D26 LINOLEUM ..........................D05 LUGGAGE & SPECIAL CONTAINERS & ....D03/76+ MACHINES, NOT SPECIFIED ELSEWHERE .D15 AGRICULTURAL ...................D15/10+ CLEANING .......................D32/1+ CONSTRUCTION ...................D15/10+ DRIVE TRAIN ....................D15/148+ DRYING .........................D32/8 ENGINE .........................D15/1+ FOOD OR DRINK RELATED ..........D07 HEAT TREATMENT .................D15/144 LUBRICATOR OR OIL COLLECTOR ....D15/150+ MATERIAL WORKING, ETC ..........D15/122+ PACKAGING OR WRAPPING ..........D15/145+ PUMP OR COMPRESSOR .............D15/7+ REFRIGERATION ..................D15/79+ SEWING .........................D15/66+ VIBRATOR OR SEPARATOR ..........D15/147 WASHING ........................D32/6+ MEASURING, TESTING OR SIGNALING D10 INSTRUMENTS ....................D10 MEDICAL & LABORATORY EQUIPMENT ....D24 MISCELLANEOUS ARTICLES NOT D99 SPECIFIED ELSEWHERE ............D99 MUSICAL INSTRUMENTS ...............D17 OFFICE MACHINERY ..................D18 OFFICE MATERIALS ..................D19 PACKAGES & CONTAINERS FOR THE D09 TRANSPORT OR HANDLING OF GOODS .D09 PAPER MANUFACTURES ................D05 PHARMACEUTICAL PRODUCTS,D24/100+ TOILET ARTICLES & APPARATUS ....D24/100+ COSMETIC PRODUCTS ..............D28 PHOTOGRAPHIC, CINEMATOGRAPHIC AND D16 OPTICAL EQUIPMENT ..............D16 PRINTING ..........................D18/50+ OFFICE MACHINERY ...............D18 OFFICE PHOTOCOPIERS ............D18/36+ RECORDING, COMMUNICATION OR D14 INFORMATION RETRIEVAL EQUIPMENT D14 SAFES AND VAULTS ..................D99/28+ SEWING EQUIPMENT ..................D03/18+ SIGNALING INSTRUMENTS .............D10 SIGNS .............................D20/10+ SMOKING ARTICLES ..................D27 SPORTS EQUIPMENT ..................D21/191+ STATIONERY, ARTISTS & TEACHERS D19 MATERIALS, & OFFICE EQUIPMENT D19 NOT ELSEWHERE SPECIFIED ........D19 TEACHERS MATERIALS ................D19/59 TENTS .............................D21/253+ TESTING INSTRUMENTS ...............D10 TOBACCO & SMOKERS SUPPLIES ........D27 TOMBSTONE OR MONUMENT .............D99/17+ TOOLS & HARDWARE ..................D08 TOYS ..............................D21/59+ TRANSPORTATION OR HOISTING ........D12 TRANSPORTATION, CONTAINERS FOR ....D09 TRAVEL CASES ......................D03 UMBRELLAS .........................D03/5+ VENDING MACHINES ..................D20/1+ WEAVING ...........................D05/47+ DESILVERIZING LEAD .................. 75/697+ DESIZING ............................ 8/138 DYEING COMBINED ...................8