Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6053404 | Mail signaling device | Roy F. Ewers | 2000-04-25 |
| 5212897 | Trenching attachment for an earth moving bucket | — | 1993-05-25 |
| 4704811 | Trenching attachment for a backhoe | — | 1987-11-10 |