Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4510352 | Trolley pole | Larry Patts | 1985-04-09 |
| 4339161 | Bearing seal for a drill head assembly | — | 1982-07-13 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4510352 | Trolley pole | Larry Patts | 1985-04-09 |
| 4339161 | Bearing seal for a drill head assembly | — | 1982-07-13 |