Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4538705 | Method and apparatus for moving a platform into a suspended outboard position | — | 1985-09-03 |
| 4198724 | Automatic window washer | Sidney L. Fisher, Harry S. Fisher | 1980-04-22 |