Class 181 ACOUSTICS
| Printable Version[PDF] See notes regarding proper use of US-to-IPC Concordances. | ||
| U.S. Subclass | IPC8 Subclass | IPC8 Group |
|---|---|---|
| .5 - 22 | G 10 K | 11 / 00 |
| 30 | E 04 B | 1 / 99 |
| 101 | G 01 V | 1 / 00 |
| 102 - 106 | G 01 V | 1 / 40 |
| 107 - 112 | G 01 V | 1 / 00 |
| 113 | G 01 V | 1 / 02 |
| 114 - 115 | G 01 V | 1 / 04 |
| 116 - 117 | G 01 V | 1 / 06 |
| 118 | G 01 V | 1 / 06 |
| 118 | G 01 V | 1 / 38 |
| 119 | G 01 V | 1 / 04 |
| 120 | G 01 V | 1 / 04 |
| 120 | G 01 V | 1 / 38 |
| 121 | G 01 V | 1 / 04 |
| 122 | G 01 V | 1 / 16 |
| 123 - 124 | G 01 S | 15 / 00 |
| 125 | G 01 S | 3 / 80 |
| 125 | G 01 S | 5 / 18 |
| 126 | G 10 K | 11 / 00 |
| 126 | H 04 R | 25 / 00 |
| 127 | G 10 K | 11 / 00 |
| 128 - 129 | H 04 R | 25 / 00 |
| 130 | H 04 R | 25 / 02 |
| 131 - 132 | A 61 B | 7 / 02 |
| 133 - 134 | H 04 R | 25 / 00 |
| 135 | A 61 B | 7 / 02 |
| 136 - 137 | H 04 R | 25 / 00 |
| 138 | G 08 B | 1 / 00 |
| 138 | G 08 B | 5 / 00 |
| 139 | G 08 B | 3 / 02 |
| 140 | G 10 K | 11 / 00 |
| 141 | H 04 R | 1 / 02 |
| 142 | G 10 K | 15 / 04 |
| 143 | G 10 K | 7 / 00 |
| 144 - 156 | H 05 K | 5 / 00 |
| 157 - 174 | G 10 K | 13 / 00 |
| 157 - 174 | H 04 R | 7 / 00 |
| 175 - 197 | G 10 K | 11 / 00 |
| 198 - 199 | A 47 B | 81 / 06 |
| 200 | G 10 K | 11 / 04 |
| 201 | B 41 J | 29 / 08 |
| 202 | H 02 K | 5 / 24 |
| 203 | B 64 F | 1 / 26 |
| 204 | F 02 B | 77 / 13 |
| 205 | G 10 K | 11 / 00 |
| 206 | F 01 N | 1 / 06 |
| 207 | F 16 F | 7 / 00 |
| 207 | F 16 F | 15 / 00 |
| 208 - 209 | F 16 F | 15 / 00 |
| 210 | B 64 F | 1 / 26 |
| 210 | E 04 H | 17 / 00 |
| 210 | G 10 K | 11 / 00 |
| 211 | F 01 N | 5 / 00 |
| 211 | F 01 N | 5 / 02 |
| 212 | F 01 N | 5 / 00 |
| 212 | G 01 K | 11 / 00 |
| 213 | F 02 K | 1 / 00 |
| 213 | F 02 K | 1 / 82 |
| 214 | B 64 D | 33 / 02 |
| 215 | F 02 K | 1 / 00 |
| 216 | F 02 K | 1 / 08 |
| 217 - 218 | B 64 F | 1 / 26 |
| 219 | F 02 K | 1 / 08 |
| 220 | F 01 N | 1 / 14 |
| 220 | F 02 K | 1 / 00 |
| 221 | F 01 N | 3 / 00 |
| 222 | F 01 N | 1 / 24 |
| 223 | F 41 A | 21 / 00 |
| 224 | E 04 F | 17 / 04 |
| 225 | F 01 N | 13 / 00 |
| 225 | F 01 N | 99 / 00 |
| 226 | F 01 N | 1 / 08 |
| 227 - 228 | F 01 N | 13 / 08 |
| 229 | F 02 M | 35 / 00 |
| 230 | F 01 N | 1 / 08 |
| 231 | F 01 N | 3 / 02 |
| 231 | F 01 N | 3 / 06 |
| 232 | F 01 N | 13 / 02 |
| 233 | F 16 K | 47 / 02 |
| 233 | F 16 L | 55 / 02 |
| 234 | E 03 D | 1 / 30 |
| 234 | E 03 D | 1 / 32 |
| 234 | E 03 D | 9 / 14 |
| 235 | F 01 N | 13 / 12 |
| 236 | F 01 N | 1 / 16 |
| 237 | F 01 N | 1 / 16 |
| 237 | F 16 K | 17 / 00 |
| 238 | F 01 N | 13 / 00 |
| 238 | F 01 N | 99 / 00 |
| 239 | F 01 N | 13 / 00 |
| 240 | F 01 N | 13 / 10 |
| 241 | F 01 N | 13 / 18 |
| 242 | F 01 N | 13 / 00 |
| 242 | F 01 N | 99 / 00 |
| 243 | F 01 N | 13 / 18 |
| 244 - 246 | F 01 N | 13 / 16 |
| 247 | F 01 N | 1 / 00 |
| 248 | F 01 N | 13 / 08 |
| 249 - 251 | F 01 N | 1 / 02 |
| 252 | F 01 N | 1 / 10 |
| 253 - 255 | F 01 N | 1 / 00 |
| 256 - 258 | F 01 N | 1 / 24 |
| 259 - 263 | F 01 N | 1 / 14 |
| 264 - 270 | F 01 N | 1 / 08 |
| 271 | F 01 N | 1 / 16 |
| 272 - 276 | F 01 N | 1 / 08 |
| 277 - 278 | F 01 N | 1 / 16 |
| 279 - 280 | F 01 N | 1 / 12 |
| 281 | F 01 N | 1 / 00 |
| 282 | F 01 N | 13 / 18 |
| 283 | F 01 P | 1 / 08 |
| 284 | E 04 B | 1 / 82 |
| 284 | E 04 B | 9 / 00 |
| 285 | E 04 B | 1 / 00 |
| 285 | E 04 B | 9 / 00 |
| 286 | E 04 B | 1 / 82 |
| 287 | E 04 B | 1 / 343 |
| 288 | E 04 B | 1 / 82 |
| 289 | E 04 B | 9 / 00 |
| 290 | E 04 B | 1 / 82 |
| 290 | E 04 B | 2 / 02 |
| 291 - 293 | E 04 B | 1 / 82 |
| 294 | E 04 B | 1 / 84 |
| 295 | E 04 B | 1 / 82 |
| 296 | G 10 K | 11 / 16 |