Class 379 TELEPHONIC COMMUNICATIONS
| Printable Version[PDF] See notes regarding proper use of US-to-IPC Concordances. | ||
| U.S. Subclass | IPC8 Subclass | IPC8 Group |
|---|---|---|
| 1.01 - 35 | H 04 M | 1 / 24 |
| 1.01 - 35 | H 04 M | 3 / 08 |
| 1.01 - 35 | H 04 M | 3 / 22 |
| 36 | H 04 M | 15 / 24 |
| 36 | H 04 M | 17 / 00 |
| 36 | H 04 M | 17 / 02 |
| 37 - 51 | H 04 M | 11 / 04 |
| 52 | H 04 M | 11 / 00 |
| 55.1 | H 04 M | 9 / 00 |
| 56.1 | H 04 B | 10 / 00 |
| 56.1 | H 04 B | 11 / 00 |
| 56.3 | H 04 B | 10 / 00 |
| 67.1 - 88.12 | H 04 M | 1 / 64 |
| 88.13 - 88.16 | H 04 M | 11 / 00 |
| 88.17 | H 04 M | 1 / 64 |
| 88.18 | H 04 M | 11 / 00 |
| 88.19 - 88.28 | H 04 M | 1 / 64 |
| 90.01 - 108.02 | H 04 M | 11 / 00 |
| 110.01 | H 04 B | 1 / 00 |
| 111 - 141 | H 04 M | 15 / 00 |
| 142.01 - 142.18 | H 04 M | 1 / 56 |
| 142.01 - 142.18 | H 04 M | 15 / 06 |
| 143 - 155 | H 04 M | 17 / 00 |
| 156 - 166 | H 04 M | 1 / 00 |
| 167.01 - 176 | H 04 M | 1 / 60 |
| 167.01 - 176 | H 04 M | 9 / 00 |
| 177 - 187 | H 04 M | 13 / 00 |
| 188 - 198 | H 04 M | 3 / 00 |
| 199 - 200 | H 04 M | 1 / 66 |
| 201.01 - 218.02 | H 04 M | 3 / 42 |
| 219 - 241 | H 04 M | 7 / 00 |
| 242 - 332 | H 04 M | 3 / 00 |
| 242 - 332 | H 04 M | 5 / 00 |
| 333 - 337 | H 04 M | 3 / 00 |
| 333 - 337 | H 04 M | 7 / 00 |
| 338 - 349 | H 04 M | 1 / 00 |
| 338 - 349 | H 04 M | 3 / 00 |
| 338 - 349 | H 04 M | 7 / 00 |
| 350 - 386 | H 04 M | 1 / 00 |
| 350 - 386 | H 04 M | 3 / 00 |
| 387.01 - 397 | H 04 M | 1 / 00 |
| 387.01 - 397 | H 04 M | 9 / 00 |
| 398 | H 04 M | 7 / 04 |
| 398 | H 04 M | 9 / 00 |
| 399.01 - 405 | H 04 M | 1 / 00 |
| 399.01 - 405 | H 04 M | 9 / 00 |
| 406.01 - 406.16 | H 04 M | 9 / 08 |
| 412 - 413.04 | H 04 M | 1 / 00 |
| 412 - 413.04 | H 04 M | 9 / 00 |
| 414 - 417 | H 04 M | 1 / 76 |
| 414 - 417 | H 04 M | 7 / 00 |
| 414 - 417 | H 04 M | 9 / 00 |
| 418 | H 04 M | 3 / 00 |
| 419 - 440 | H 04 M | 1 / 00 |
| 419 - 440 | H 04 M | 9 / 00 |
| 441 - 456 | H 04 M | 1 / 00 |
| 457 | H 04 M | 1 / 00 |
| 457 | H 04 M | 7 / 00 |
| 457 | H 04 M | 9 / 00 |