Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4839947 | Clamp mechanism | Betty J. Charak | 1989-06-20 |
| 4449167 | Adjustable vehicle safety light | — | 1984-05-15 |
| 4235376 | Dispensing apparatus for use with a tractor | Leonard G. Cohen | 1980-11-25 |