Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D352527 | Detachable base plate for a traffic sign | Paul A. Brydalski | 1994-11-15 |
| D346623 | Detachable base plate for a traffic sign | Paul A. Brydalski | 1994-05-03 |
| D331605 | Detachable base plate for a traffic sign | Paul A. Brydalski | 1992-12-08 |
| 4798017 | Traffic directing sign | — | 1989-01-17 |