Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4342809 | High-friction, low-elasticity drive belt for tape cartridges | — | 1982-08-03 |
| 4335857 | Web aligning system | R. Fred Pfost, William E. Seaman | 1982-06-22 |
| 4331993 | Web cleaning apparatus | R. Fred Pfost | 1982-05-25 |