Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5505324 | Hole closure | — | 1996-04-09 |
| 4715756 | Nut and washer assembly | Frederick A. Hammerle | 1987-12-29 |
| 4588104 | Floor pan plug | — | 1986-05-13 |
| 4560083 | Closure and method for an aperture | — | 1985-12-24 |