Class 289 KNOTS AND KNOT TYING
| Printable Version[PDF] See notes regarding proper use of US-to-IPC Concordances. | ||
| U.S. Subclass | IPC8 Subclass | IPC8 Group |
|---|---|---|
| 1.2 | D 04 G | 5 / 00 |
| 1.5 - 2 | B 65 H | 69 / 04 |
| 2 | A 01 D | 59 / 04 |
| 3 | D 03 J | 1 / 16 |
| 4 - 16.5 | B 65 H | 69 / 04 |
| 16.5 | D 04 G | 5 / 00 |
| 17 | D 03 J | 3 / 00 |
| 18.1 | B 65 H | 69 / 04 |