Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4215921 | Intermittent prime film mover using multi-toothed wheel drive | Harvey J. Richardson | 1980-08-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4215921 | Intermittent prime film mover using multi-toothed wheel drive | Harvey J. Richardson | 1980-08-05 |