Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4856452 | Extendible stern light assembly | Robert L. Pingel | 1989-08-15 |
| 4658527 | Sign holders | — | 1987-04-21 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4856452 | Extendible stern light assembly | Robert L. Pingel | 1989-08-15 |
| 4658527 | Sign holders | — | 1987-04-21 |