Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5920050 | Push button assembly for switch device | — | 1999-07-06 |
| D337736 | Traffic control support arm | Ronald D. Tolman, Eddie G. Tolman | 1993-07-27 |
| 5105350 | Bracket arms for traffic light assemblies | Ronald D. Tolman | 1992-04-14 |