Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4850725 | Unidirectional ribbon drive mechanism | Alan H. Walker, Bradley W. Lewis | 1989-07-25 |
| 4832306 | Motor mounting bracket | — | 1989-05-23 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4850725 | Unidirectional ribbon drive mechanism | Alan H. Walker, Bradley W. Lewis | 1989-07-25 |
| 4832306 | Motor mounting bracket | — | 1989-05-23 |