Class 400 TYPEWRITING MACHINES
| Printable Version[PDF] See notes regarding proper use of US-to-IPC Concordances. | ||
| U.S. Subclass | IPC8 Subclass | IPC8 Group |
|---|---|---|
| 1 - 15 | B 41 B | 1 / 04 |
| 1 - 15 | B 41 B | 13 / 04 |
| 1 - 15 | B 41 B | 13 / 06 |
| 1 - 15 | B 41 J | 19 / 64 |
| 16 - 22 | B 41 G | 3 / 00 |
| 16 - 22 | B 41 J | 29 / 00 |
| 23 - 49 | B 41 J | 3 / 28 |
| 23 - 49 | B 41 J | 11 / 06 |
| 23 - 49 | B 41 J | 11 / 48 |
| 23 - 49 | B 41 J | 17 / 00 |
| 23 - 49 | B 41 J | 19 / 68 |
| 23 - 49 | B 41 J | 25 / 24 |
| 23 - 49 | B 41 J | 33 / 00 |
| 50 - 52 | B 41 B | 27 / 26 |
| 53 | B 41 J | 11 / 20 |
| 54 | B 41 J | 29 / 38 |
| 55 - 60 | B 41 J | 11 / 20 |
| 61 - 75 | B 41 J | 5 / 30 |
| 61 - 69 | B 41 J | 5 / 40 |
| 61 | B 41 J | 9 / 44 |
| 61 - 69 | G 06 F | 11 / 00 |
| 61 - 69 | G 06 K | 3 / 00 |
| 61 - 69 | G 06 K | 7 / 00 |
| 70 - 75 | B 41 J | 3 / 42 |
| 70 | B 41 J | 9 / 44 |
| 70 | B 41 J | 21 / 17 |
| 76 | B 41 J | 11 / 44 |
| 77 - 81 | B 41 J | 3 / 44 |
| 77 - 81 | B 41 J | 5 / 52 |
| 82 | B 41 J | 3 / 54 |
| 83 - 85 | B 41 J | 3 / 46 |
| 86 - 87 | B 41 J | 5 / 00 |
| 88 | B 41 J | 3 / 36 |
| 88 | B 41 J | 3 / 39 |
| 89 - 90 | B 41 J | 7 / 54 |
| 89 - 90 | B 41 J | 7 / 66 |
| 91 | B 41 J | 2 / 00 |
| 91 - 94 | B 41 J | 3 / 26 |
| 95 - 99 | B 41 J | 2 / 00 |
| 95 - 99 | B 41 J | 7 / 90 |
| 100 - 102 | B 41 J | 5 / 06 |
| 103 | B 41 J | 2 / 00 |
| 103 - 109 | B 41 J | 5 / 00 |
| 109 | B 41 J | 2 / 00 |
| 109 | B 41 J | 3 / 01 |
| 109.1 | B 41 J | 3 / 32 |
| 110 - 111 | B 41 J | 5 / 00 |
| 112 | B 41 J | 2 / 00 |
| 112 - 115 | B 41 J | 19 / 16 |
| 116 | B 41 J | 2 / 00 |
| 116 | B 41 J | 3 / 34 |
| 117 | B 41 J | 11 / 40 |
| 118.1 | B 41 J | 1 / 00 |
| 118.2 | B 41 J | 2 / 00 |
| 118.3 | B 41 J | 2 / 385 |
| 120.01 - 120.18 | B 41 J | 2 / 315 |
| 124.01 | B 41 J | 2 / 22 |
| 124.02 - 124.07 | B 41 J | 2 / 30 |
| 124.08 | B 41 J | 11 / 00 |
| 124.08 | B 41 J | 13 / 00 |
| 124.08 | B 41 J | 15 / 00 |
| 124.09 - 124.1 | B 41 J | 2 / 25 |
| 124.11 | B 41 J | 2 / 305 |
| 124.12 - 124.14 | B 41 J | 2 / 235 |
| 124.15 - 124.24 | B 41 J | 2 / 27 |
| 124.25 - 124.28 | B 41 J | 2 / 265 |
| 124.29 | B 41 J | 2 / 255 |
| 124.3 - 124.32 | B 41 J | 2 / 25 |
| 124.3 - 124.32 | B 41 J | 2 / 26 |
| 127 - 134.6 | B 41 J | 1 / 54 |
| 127 - 134.6 | B 41 J | 3 / 38 |
| 135 - 138.6 | B 41 J | 3 / 24 |
| 139 | B 41 J | 1 / 00 |
| 139 | B 41 J | 2 / 25 |
| 140 - 145.2 | B 41 J | 1 / 08 |
| 140 - 145.2 | B 41 J | 1 / 22 |
| 146 | B 41 J | 1 / 20 |
| 147 - 148 | B 41 J | 1 / 08 |
| 149 - 151.1 | B 41 J | 1 / 50 |
| 152 | B 41 J | 1 / 46 |
| 153 - 159 | B 41 J | 9 / 00 |
| 153 - 159 | B 41 J | 11 / 18 |
| 160 - 170 | B 41 J | 1 / 00 |
| 160 - 170 | B 41 J | 9 / 34 |
| 161.1 - 161.3 | B 41 J | 7 / 00 |
| 161.5 | B 41 J | 7 / 00 |
| 162.1 | B 41 J | 7 / 00 |
| 163 - 163.1 | B 41 J | 7 / 00 |
| 164 | B 41 J | 7 / 00 |
| 164.2 | B 41 J | 7 / 00 |
| 166 | B 41 J | 7 / 00 |
| 171 - 175 | B 41 J | 1 / 56 |
| 171 - 175 | B 41 J | 1 / 60 |
| 176 - 183 | B 41 J | 23 / 00 |
| 184 - 187 | B 41 J | 23 / 34 |
| 185 - 187 | B 41 J | 23 / 36 |
| 188 | B 41 J | 3 / 60 |
| 188 | B 41 J | 3 / 62 |
| 188 - 190 | B 41 J | 17 / 00 |
| 191 | B 41 J | 31 / 00 |
| 192 | B 41 J | 33 / 34 |
| 193 | B 41 J | 35 / 02 |
| 194 - 196.1 | B 41 J | 32 / 00 |
| 194 - 196.1 | B 41 J | 33 / 10 |
| 197 - 202.4 | B 41 J | 27 / 12 |
| 197 - 202.4 | B 41 J | 31 / 14 |
| 197 - 202.4 | B 41 J | 31 / 16 |
| 203 | B 41 J | 33 / 08 |
| 204 - 206.4 | B 41 J | 33 / 12 |
| 204 - 206.4 | B 41 J | 35 / 00 |
| 207 - 208.1 | B 41 J | 35 / 28 |
| 209 - 210 | B 41 J | 31 / 00 |
| 211 - 217.1 | B 41 J | 33 / 54 |
| 211 - 217.1 | B 41 J | 33 / 56 |
| 211 - 217.1 | B 41 J | 35 / 00 |
| 218 - 241.4 | B 41 J | 33 / 00 |
| 237 - 241.4 | B 41 J | 31 / 09 |
| 242 - 246 | B 65 H | 75 / 00 |
| 247 - 250 | B 41 J | 33 / 32 |
| 247 - 250 | B 41 J | 33 / 36 |
| 247 - 250 | B 41 J | 35 / 04 |
| 247 - 250 | B 41 J | 35 / 26 |
| 251 - 257 | B 41 J | 25 / 24 |
| 258 - 260 | B 41 J | 23 / 30 |
| 258 - 260 | B 41 J | 23 / 38 |
| 261 - 267 | B 41 J | 25 / 24 |
| 268 | B 41 J | 25 / 00 |
| 269 - 271 | B 41 J | 25 / 24 |
| 272 - 273 | B 41 J | 25 / 08 |
| 274 - 276.2 | B 41 J | 5 / 20 |
| 277 - 278 | B 41 J | 29 / 54 |
| 279 - 282 | B 41 J | 21 / 16 |
| 283 | B 41 J | 19 / 00 |
| 283 | B 41 J | 25 / 34 |
| 284 | B 41 J | 21 / 08 |
| 285 - 286.3 | B 41 J | 21 / 14 |
| 287 - 293 | B 41 J | 21 / 06 |
| 287 - 293 | B 41 J | 21 / 08 |
| 294 - 298 | B 41 J | 21 / 02 |
| 294 - 298 | B 41 J | 21 / 04 |
| 299 | B 41 J | 29 / 30 |
| 300 - 302 | B 41 J | 25 / 20 |
| 303 - 307.2 | B 41 J | 19 / 00 |
| 308 - 312 | B 41 J | 19 / 62 |
| 313 - 318 | B 41 J | 19 / 68 |
| 313 - 318 | B 41 J | 19 / 70 |
| 319 | B 41 J | 19 / 00 |
| 320 - 320.1 | B 41 J | 25 / 304 |
| 321 | B 41 J | 19 / 00 |
| 322 - 323 | B 41 J | 19 / 30 |
| 323.1 | B 41 J | 19 / 18 |
| 324 - 326 | B 41 J | 19 / 00 |
| 327 | B 41 J | 19 / 16 |
| 328 - 328.1 | B 41 J | 19 / 20 |
| 328 - 328.1 | B 41 J | 19 / 26 |
| 329 - 332.6 | B 41 J | 19 / 00 |
| 333 - 333.3 | B 41 J | 19 / 54 |
| 334 - 334.3 | B 41 J | 19 / 66 |
| 335 | B 41 J | 19 / 56 |
| 336 - 336.1 | B 41 J | 19 / 36 |
| 337 - 341 | B 41 J | 19 / 02 |
| 342 - 351 | B 41 J | 29 / 42 |
| 352 - 358 | B 41 J | 11 / 22 |
| 359 - 364 | B 41 J | 23 / 32 |
| 359 - 364 | B 41 J | 23 / 36 |
| 365 - 382 | B 41 J | 23 / 00 |
| 383 - 384 | B 41 J | 7 / 00 |
| 385 - 389 | B 41 J | 7 / 20 |
| 390 - 393 | B 41 J | 7 / 32 |
| 394 - 397 | B 41 J | 7 / 20 |
| 398 - 407 | B 41 J | 7 / 18 |
| 408 - 421 | B 41 J | 7 / 00 |
| 422 - 434.3 | B 41 J | 7 / 02 |
| 422 - 434.3 | B 41 J | 7 / 08 |
| 435 | B 41 J | 7 / 30 |
| 436 - 440.2 | B 41 J | 7 / 26 |
| 441 - 451 | B 41 J | 7 / 22 |
| 452 - 453 | B 41 J | 7 / 24 |
| 454 - 455 | B 41 J | 29 / 10 |
| 456 - 461 | B 41 J | 7 / 00 |
| 462 - 469 | B 41 J | 1 / 02 |
| 462 - 468 | B 41 J | 1 / 58 |
| 470 - 471.1 | B 41 J | 27 / 02 |
| 472 - 496 | B 41 J | 5 / 00 |
| 496 | B 41 J | 29 / 12 |
| 497 - 507 | B 41 J | 17 / 00 |
| 497 - 507 | B 41 J | 17 / 06 |
| 508 - 512 | B 41 J | 17 / 22 |
| 508 - 512 | B 41 J | 17 / 24 |
| 513 - 520 | B 41 J | 17 / 00 |
| 521 - 544 | B 41 J | 13 / 12 |
| 521 - 544 | B 41 J | 13 / 18 |
| 545 | B 41 J | 19 / 76 |
| 546 - 548 | B 41 J | 11 / 48 |
| 549 | B 41 J | 25 / 14 |
| 550 | B 41 J | 11 / 36 |
| 551 | B 41 J | 19 / 14 |
| 552 | B 41 J | 11 / 02 |
| 553 | B 41 J | 25 / 16 |
| 554 | B 41 J | 11 / 20 |
| 555 - 567 | B 41 J | 19 / 96 |
| 568 | B 41 J | 19 / 92 |
| 569 - 577 | B 41 J | 19 / 00 |
| 578 | B 41 J | 13 / 00 |
| 578 | B 41 J | 15 / 00 |
| 579 - 583.4 | B 41 J | 11 / 00 |
| 584 - 585.1 | B 41 J | 11 / 50 |
| 586 - 604 | B 41 J | 11 / 48 |
| 586 - 594.1 | B 41 J | 11 / 52 |
| 586 - 594.1 | B 41 J | 17 / 08 |
| 595 - 604 | B 41 J | 11 / 54 |
| 595 - 610.4 | B 41 J | 13 / 10 |
| 605 - 610.4 | B 41 J | 11 / 50 |
| 605 - 610.4 | B 41 J | 11 / 52 |
| 605 - 610.4 | B 41 J | 13 / 26 |
| 605 - 611 | B 41 J | 15 / 00 |
| 611 - 621.2 | B 41 J | 11 / 00 |
| 613 | B 41 J | 15 / 00 |
| 613.2 - 615.1 | B 41 J | 15 / 00 |
| 617 - 619 | B 41 J | 15 / 00 |
| 622 - 623 | B 41 J | 13 / 24 |
| 624 - 629 | B 41 J | 11 / 58 |
| 624 - 629 | B 41 J | 13 / 10 |
| 630 - 633.2 | B 41 J | 13 / 26 |
| 630 - 633.2 | B 41 J | 13 / 30 |
| 634 - 637.1 | B 41 J | 13 / 02 |
| 634 - 637.1 | B 41 J | 13 / 08 |
| 637.2 - 637.5 | B 41 J | 13 / 00 |
| 637.6 - 641 | B 41 J | 13 / 02 |
| 637.6 - 641 | B 41 J | 13 / 08 |
| 642 - 647.1 | B 41 J | 13 / 00 |
| 648 - 662 | B 41 J | 11 / 00 |
| 663 - 678 | B 41 J | 5 / 22 |
| 663 - 679 | B 41 J | 29 / 00 |
| 679 | B 41 J | 29 / 377 |
| 680 - 685 | B 41 J | 11 / 56 |
| 680 - 685 | B 41 J | 29 / 06 |
| 686 - 687 | B 41 J | 19 / 08 |
| 686 - 687 | B 41 J | 19 / 10 |
| 688 | B 41 J | 29 / 00 |
| 689 - 690.4 | B 41 J | 29 / 08 |
| 689 - 690.4 | B 41 J | 29 / 10 |
| 691 | B 41 J | 3 / 39 |
| 691 - 694 | B 41 J | 29 / 02 |
| 691 | B 41 J | 29 / 12 |
| 695 - 700 | B 41 J | 11 / 60 |
| 695 - 700 | B 41 J | 29 / 00 |
| 695 - 700 | B 41 J | 29 / 36 |
| 701 - 702.1 | B 41 F | 35 / 00 |
| 701 | B 41 J | 29 / 17 |
| 703 - 719 | B 41 J | 29 / 00 |
| 713 - 718.2 | B 41 J | 11 / 62 |