Classes Arranged Numerically with Art Unit and Search Room Locations Classes 101-200

CLASS	CLASS TITLE	SUBCLASSES TO:	SUBCLASSES FROM:	ART UNIT	SEARCH ROOM
101	PRINTING	ALL		2854	OS0001

102	AMMUNITION AND EXPLOSIVES	ALL		3641	RND0000B15

104	RAILWAYS	ALL		3617	OS0001

105	RAILWAY ROLLING STOCK	ALL		3617	OS0001

106	COMPOSITIONS: COATING OR PLASTIC	1.05	1.29	1734	OS0001
106	COMPOSITIONS: COATING OR PLASTIC	2	18.36	1731	OS0001
106	COMPOSITIONS: COATING OR PLASTIC	31.01	31.97	1734	OS0001
106	COMPOSITIONS: COATING OR PLASTIC	32.5	34	1731	OS0001
106	COMPOSITIONS: COATING OR PLASTIC	35		1734	OS0001
106	COMPOSITIONS: COATING OR PLASTIC	36	38.9	1731	OS0001
106	COMPOSITIONS: COATING OR PLASTIC	122	272	1732	OS0001
106	COMPOSITIONS: COATING OR PLASTIC	273.1	284.4	1734	OS0001
106	COMPOSITIONS: COATING OR PLASTIC	285	287.35	1732	OS0001
106	COMPOSITIONS: COATING OR PLASTIC	310	DIG 7	1731	OS0001
106	COMPOSITIONS: COATING OR PLASTIC	FOR 100	FIR 197	1732	OS0001

108	HORIZONTALLY SUPPORTED PLANAR SURFACES	ALL		3637	RND0000B15

109	SAFES, BANK PROTECTION, OR A RELATED DEVICE	ALL		3673	OS0001

110	FURNACES	ALL		3743	OS0001

111	PLANTING	ALL		3671	OS0001

112	SEWING	ALL		3765	OS0001

114	SHIPS	1	19	3617	OS0001
114	SHIPS	20.1	25	3641	OS0001
114	SHIPS	26	234	3617	OS0001
114	SHIPS	238	241	3641	OS0001
114	SHIPS	242	382	3617	OS0001

116	SIGNALS AND INDICATORS	ALL		2855	OS0001

117	SINGLE-CRYSTAL, ORIENTED-CRYSTAL, AND EPITAXY GROWTH PROCESSES; NON-COATING APPARATUS THEREFOR	ALL		1714	RND0000B15

118	COATING APPARATUS	13	714	1717	OS0001
118	COATING APPARATUS	715	900	1716	OS0001
118	COATING APPARATUS	DIG 1	DIG 22	1717	OS0001

119	ANIMAL HUSBANDRY	ALL		3643	OS0001

122	LIQUID HEATERS AND VAPORIZERS	ALL		3749	OS0001

123	INTERNAL-COMBUSTION ENGINES	1 A	3	3747	OS0001
123	INTERNAL-COMBUSTION ENGINES	18 A	18 R	3748	OS0001
123	INTERNAL-COMBUSTION ENGINES	19	42	3747	OS0001
123	INTERNAL-COMBUSTION ENGINES	43 A	45 R	3748	OS0001
123	INTERNAL-COMBUSTION ENGINES	46 A	89	3747	OS0001
123	INTERNAL-COMBUSTION ENGINES	90.1	90.67	3748	OS0001
123	INTERNAL-COMBUSTION ENGINES	142.5 E	198.0D C	3747	OS0001
123	INTERNAL-COMBUSTION ENGINES	200	249	3748	OS0001
123	INTERNAL-COMBUSTION ENGINES	250	558	3747	OS0001
123	INTERNAL-COMBUSTION ENGINES	559.1	566	3748	OS0001
123	INTERNAL-COMBUSTION ENGINES	567	FOR 128	3747	OS0001

124	MECHANICAL GUNS AND PROJECTORS	1		3711	OS0001
124	MECHANICAL GUNS AND PROJECTORS	2	3	3641	OS0001
124	MECHANICAL GUNS AND PROJECTORS	4	53.5	3711	OS0001
124	MECHANICAL GUNS AND PROJECTORS	54	77	3641	OS0001
124	MECHANICAL GUNS AND PROJECTORS	78	900	3711	OS0001

125	STONE WORKING	ALL		3723	RND0000B15

126	STOVES AND FURNACES	1A	1F	3749	RND0000B15
126	STOVES AND FURNACES	1R	910	3749	OS0001
126	STOVES AND FURNACES	FOR 100	FOR 126	3749	RND0000B15
126	STOVES AND FURNACES	FOR 127	FOR 139	3749	OS0001

127	SUGAR, STARCH, AND CARBOHYDRATES	1	28	1772	OS0001
127	SUGAR, STARCH, AND CARBOHYDRATES	29	71	1732	OS0001
127	SUGAR, STARCH, AND CARBOHYDRATES	DIG 1		1772	OS0001

128	SURGERY	95.1	126.1	3772	OS0001
128	SURGERY	200.11	207.29	3771	RND0000B15
128	SURGERY	830	885	3772	OS0001
128	SURGERY	886	894	3772	RND0000B15
128	SURGERY	897		3735	RND0000B15
128	SURGERY	898		3738	RND0000B15
128	SURGERY	899		3735	RND0000B15
128	SURGERY	900	914	3772	RND0000B15
128	SURGERY	915	916	3737	RND0000B15
128	SURGERY	917	919	3772	RND0000B15
128	SURGERY	920	925	3737	RND0000B15
128	SURGERY	DIG 1	DIG 27	3772	RND0000B15

131	TOBACCO	ALL		1747	OS0001

132	TOILET	ALL		3776	OS0001

134	CLEANING AND LIQUID CONTACT WITH SOLIDS	ALL		1711	OS0001

135	TENT, CANOPY, UMBRELLA, OR CANE	ALL		3636	RND0000B15

136	BATTERIES: THERMOELECTRIC AND PHOTOELECTRIC	ALL		1757	OS0001

137	FLUID HANDLING	1	15.09	3753	RND0000B15
137	FLUID HANDLING	15.1		3741	RND0000B15
137	FLUID HANDLING	15.11	15.19	3753	RND0000B15
137	FLUID HANDLING	15.2		3741	RND0000B15
137	FLUID HANDLING	15.21	910	3753	RND0000B15

138	PIPES AND TUBULAR CONDUITS	ALL		3754	OS0001

139	TEXTILES: WEAVING	ALL		3765	OS0001

140	WIREWORKING	ALL		3725	OS0001

141	FLUENT MATERIAL HANDLING, WITH RECEIVER OR RECEIVER COACTING MEANS	ALL		3754	OS0001

142	WOOD TURNING	ALL		3724	OS0001

144	WOODWORKING	ALL		3725	OS0001

147	COOPERING	ALL		3725	OS0001

148	METAL TREATMENT	22	33.6	1733	OS0001
148	METAL TREATMENT	95	98	1736	OS0001
148	METAL TREATMENT	99	DIG 174	1733	OS0001

149	EXPLOSIVE AND THERMIC COMPOSITIONS OR CHARGES	ALL		1731	OS0001

150	PURSES, WALLETS, AND PROTECTIVE COVERS	ALL		3781	OS0001

152	RESILIENT TIRES AND WHEELS	1	112	3617	RND0000B15
152	RESILIENT TIRES AND WHEELS	151	169	1747	RND0000B15
152	RESILIENT TIRES AND WHEELS	170	191	3617	RND0000B15
152	RESILIENT TIRES AND WHEELS	192	212	1747	RND0000B15
152	RESILIENT TIRES AND WHEELS	213 A	299	3617	RND0000B15
152	RESILIENT TIRES AND WHEELS	300	322	1747	RND0000B15
152	RESILIENT TIRES AND WHEELS	323	329	3617	RND0000B15
152	RESILIENT TIRES AND WHEELS	331.1	373	1747	RND0000B15
152	RESILIENT TIRES AND WHEELS	375	431	3617	RND0000B15
152	RESILIENT TIRES AND WHEELS	450	DIG 6	1747	RND0000B15
152	RESILIENT TIRES AND WHEELS	DIG 12		1747	RND0000B15
152	RESILIENT TIRES AND WHEELS	DIG 13		3617	RND0000B15
152	RESILIENT TIRES AND WHEELS	DIG 14	DIG 16	1747	RND0000B15
152	RESILIENT TIRES AND WHEELS	DIG 17		3617	RND0000B15
152	RESILIENT TIRES AND WHEELS	DIG 18	DIG 19	1747	RND0000B15
152	RESILIENT TIRES AND WHEELS	DIG 20		3617	RND0000B15
152	RESILIENT TIRES AND WHEELS	DIG 7	DIG 11	3617	RND0000B15

156	ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE	1	88	1746	OS0001
156	ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE	89.11	89.28	1746	RND0000B15
156	ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE	90	109	1746	OS0001
156	ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE	110.1	136	1747	OS0001
156	ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE	137	229	1746	OS0001
156	ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE	230	241	1746	RND0000B15
156	ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE	242	276	1746	OS0001
156	ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE	277	289	1746	RND0000B15
156	ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE	290	3338	1746	OS0001
156	ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE	345.1	345.55	1716	OS0001
156	ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE	346	393	1745	OS0001
156	ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE	394.1	414	1747	OS0001
156	ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE	415	422	1747	RND0000B15
156	ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE	423	459	1745	OS0001
156	ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE	460		1745	RND0000B15
156	ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE	461	767	1745	OS0001
156	ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE	906	907	1747	REM0000B15
156	ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE	908		1746	REM0000B15
156	ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE	909	910	1747	REM0000B15
156	ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE	912	917	1716	OS0001
156	ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE	918	FOR 101	1745	OS0001

157	WHEELWRIGHT MACHINES	ALL		3723	OS0001

159	CONCENTRATING EVAPORATORS	ALL		1771	OS0001

160	FLEXIBLE OR PORTABLE CLOSURE, PARTITION, OR PANEL	ALL		3634	OS0001

162	PAPER MAKING AND FIBER LIBERATION	ALL		1742	RND0000B15

163	NEEDLE AND PIN MAKING	ALL		3725	OS0001

164	METAL FOUNDING	ALL		1735	RND0000B15

165	HEAT EXCHANGE	ALL		3744	RND0000B15

166	WELLS	50	70	3672	OS0001
166	WELLS	71		3676	OS0001
166	WELLS	72	244.1	3672	OS0001
166	WELLS	245	249	3674	OS0001
166	WELLS	250.01	250.11	3676	OS0001
166	WELLS	250.12		3674	OS0001
166	WELLS	250.13	255.3	3676	OS0001
166	WELLS	256	263	3674	OS0001
166	WELLS	264	267	3676	OS0001
166	WELLS	268	269	3674	OS0001
166	WELLS	270		3676	OS0001
166	WELLS	270.1	276	3674	OS0001
166	WELLS	277	278	3676	OS0001
166	WELLS	279	296	3674	OS0001
166	WELLS	297	299	3676	OS0001
166	WELLS	300		3674	OS0001
166	WELLS	301	303	3676	OS0001
166	WELLS	304	307	3674	OS0001
166	WELLS	308.1		3676	OS0001
166	WELLS	308.2	310	3674	OS0001
166	WELLS	311	313	3676	OS0001
166	WELLS	316	334.4	3672	OS0001
166	WELLS	335	368	3674	OS0001
166	WELLS	369	370	3676	OS0001
166	WELLS	372	387	3672	OS0001
166	WELLS	400	403	3674	OS0001
166	WELLS	901	FOR 101	3672	OS0001

168	FARRIERY	ALL		3643	OS0001

169	FIRE EXTINGUISHERS	ALL		3752	OS0001

171	UNEARTHING PLANTS OR BURIED OBJECTS	ALL		3671	OS0001

172	EARTH WORKING	ALL		3671	OS0001

173	TOOL DRIVING OR IMPACTING	ALL		3721	OS0001

174	ELECTRICITY: CONDUCTORS AND INSULATORS	1	14.0B H	2848	RND0000B15
174	ELECTRICITY: CONDUCTORS AND INSULATORS	15.1	15.3	2847	RND0000B15
174	ELECTRICITY: CONDUCTORS AND INSULATORS	15.4	15.5	2847	OS0001
174	ELECTRICITY: CONDUCTORS AND INSULATORS	15.6	16.3	2835	RND0000B15
174	ELECTRICITY: CONDUCTORS AND INSULATORS	17 R	20	2848	RND0000B15
174	ELECTRICITY: CONDUCTORS AND INSULATORS	21 C		2835	RND0000B15
174	ELECTRICITY: CONDUCTORS AND INSULATORS	21 R	29	2847	RND0000B15
174	ELECTRICITY: CONDUCTORS AND INSULATORS	30	31 S	2848	RND0000B15
174	ELECTRICITY: CONDUCTORS AND INSULATORS	31.5		2835	RND0000B15
174	ELECTRICITY: CONDUCTORS AND INSULATORS	32	36	2847	RND0000B15
174	ELECTRICITY: CONDUCTORS AND INSULATORS	37	69	2848	RND0000B15
174	ELECTRICITY: CONDUCTORS AND INSULATORS	70 A	74 A	2835	RND0000B15
174	ELECTRICITY: CONDUCTORS AND INSULATORS	74 R	84 S	2847	RND0000B15
174	ELECTRICITY: CONDUCTORS AND INSULATORS	85	94 S	2835	RND0000B15
174	ELECTRICITY: CONDUCTORS AND INSULATORS	95	101.5	2848	RND0000B15
174	ELECTRICITY: CONDUCTORS AND INSULATORS	102 A	102 P	2835	RND0000B15
174	ELECTRICITY: CONDUCTORS AND INSULATORS	102 R	133 B	2847	RND0000B15
174	ELECTRICITY: CONDUCTORS AND INSULATORS	133 R		2835	RND0000B15
174	ELECTRICITY: CONDUCTORS AND INSULATORS	135	212	2848	RND0000B15
174	ELECTRICITY: CONDUCTORS AND INSULATORS	250	397	2847	RND0000B15
174	ELECTRICITY: CONDUCTORS AND INSULATORS	480	507	2848	RND0000B15
174	ELECTRICITY: CONDUCTORS AND INSULATORS	520	565	2847	RND0000B15
174	ELECTRICITY: CONDUCTORS AND INSULATORS	650	669	2835	RND0000B15
174	ELECTRICITY: CONDUCTORS AND INSULATORS	DIG 1	DIG 19	2835	OS0001
174	ELECTRICITY: CONDUCTORS AND INSULATORS	DIG 20		2835	RND0000B15
174	ELECTRICITY: CONDUCTORS AND INSULATORS	DIG 21	FOR 117	2835	OS0001

175	BORING OR PENETRATING THE EARTH	1	4.6	3672	OS0001
175	BORING OR PENETRATING THE EARTH	5	10	3674	OS0001
175	BORING OR PENETRATING THE EARTH	11	62	3672	OS0001
175	BORING OR PENETRATING THE EARTH	64		3676	OS0001
175	BORING OR PENETRATING THE EARTH	65	72	3674	OS0001
175	BORING OR PENETRATING THE EARTH	73	435	3672	OS0001

177	WEIGHING SCALES	ALL		2856	OS0001

178	TELEGRAPHY	1	17.5	2691	OS0001
178	TELEGRAPHY	18.01	20.04	2621	OS0001
178	TELEGRAPHY	21	FOR 103	2691	OS0001

180	MOTOR VEHICLES	2.1	2.2	3618	OS0001
180	MOTOR VEHICLES	6.2	19.3	3611	OS0001
180	MOTOR VEHICLES	20	24.13	3616	OS0001
180	MOTOR VEHICLES	36	40	3611	OS0001
180	MOTOR VEHICLES	41	53.8	3616	OS0001
180	MOTOR VEHICLES	54.1	69.6	3618	OS0001
180	MOTOR VEHICLES	76	90.6	3616	OS0001
180	MOTOR VEHICLES	116	164	3611	OS0001
180	MOTOR VEHICLES	165	181	3618	OS0001
180	MOTOR VEHICLES	182	207.3	3611	OS0001
180	MOTOR VEHICLES	208	217	3616	OS0001
180	MOTOR VEHICLES	218	231	3611	OS0001
180	MOTOR VEHICLES	232		3616	OS0001
180	MOTOR VEHICLES	233	267	3611	OS0001
180	MOTOR VEHICLES	268	290	3616	OS0001
180	MOTOR VEHICLES	291	310	3618	OS0001
180	MOTOR VEHICLES	311	385	3616	OS0001
180	MOTOR VEHICLES	400	908	3611	OS0001
180	MOTOR VEHICLES	FOR 100	FOR 101	3618	OS0001

181	ACOUSTICS	ALL		2837	OS0001

182	FIRE ESCAPE, LADDER, OR SCAFFOLD	ALL		3634	OS0001

184	LUBRICATION	ALL		3654	OS0001

185	MOTORS: SPRING, WEIGHT, OR ANIMAL POWERED	ALL		3656	OS0001

186	MERCHANDISING	ALL		3653	OS0001

187	ELEVATOR, INDUSTRIAL LIFT TRUCK, OR STATIONARY LIFT FOR VEHICLE	200	246	3654	OS0001
187	ELEVATOR, INDUSTRIAL LIFT TRUCK, OR STATIONARY LIFT FOR VEHICLE	247	248	2837	OS0001
187	ELEVATOR, INDUSTRIAL LIFT TRUCK, OR STATIONARY LIFT FOR VEHICLE	249	276	3654	OS0001
187	ELEVATOR, INDUSTRIAL LIFT TRUCK, OR STATIONARY LIFT FOR VEHICLE	277	299	2837	OS0001
187	ELEVATOR, INDUSTRIAL LIFT TRUCK, OR STATIONARY LIFT FOR VEHICLE	300	315	3654	OS0001
187	ELEVATOR, INDUSTRIAL LIFT TRUCK, OR STATIONARY LIFT FOR VEHICLE	316	317	2837	OS0001
187	ELEVATOR, INDUSTRIAL LIFT TRUCK, OR STATIONARY LIFT FOR VEHICLE	318	379	3654	OS0001
187	ELEVATOR, INDUSTRIAL LIFT TRUCK, OR STATIONARY LIFT FOR VEHICLE	380	399	2837	OS0001
187	ELEVATOR, INDUSTRIAL LIFT TRUCK, OR STATIONARY LIFT FOR VEHICLE	400	900	3654	OS0001
187	ELEVATOR, INDUSTRIAL LIFT TRUCK, OR STATIONARY LIFT FOR VEHICLE	901	902	2837	OS0001

188	BRAKES	ALL		3657	OS0001

190	TRUNKS AND HAND-CARRIED LUGGAGE	ALL		3781	OS0001

191	ELECTRICITY: TRANSMISSION TO VEHICLES	ALL		3617	OS0001

192	CLUTCHES AND POWER-STOP CONTROL	ALL		3655	OS0001

193	CONVEYORS, CHUTES, SKIDS, GUIDES, AND WAYS	ALL		3651	OS0001

194	CHECK-ACTUATED CONTROL MECHANISMS	ALL		3653	OS0001

196	MINERAL OILS: APPARATUS	ALL		1771	OS0001

198	CONVEYORS: POWER-DRIVEN	ALL		3651	OS0001

199	TYPE CASTING	ALL		2854	OS0001

200	ELECTRICITY: CIRCUIT MAKERS AND BREAKERS	ALL		2833	RND0000B15