Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4841316 | Photohead system for positioning an aperture wheel and method of making an aperture disc | Robert J. Pavone, Henry F. Berdat | 1989-06-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4841316 | Photohead system for positioning an aperture wheel and method of making an aperture disc | Robert J. Pavone, Henry F. Berdat | 1989-06-20 |