Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4550804 | Climbing assist apparatus having controlled descent and escape mechanism | — | 1985-11-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4550804 | Climbing assist apparatus having controlled descent and escape mechanism | — | 1985-11-05 |