Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5088594 | Chain and flight conveyor | — | 1992-02-18 |
| 5000310 | Chain and flight conveyor | — | 1991-03-19 |
| 4607891 | Rotary retainer for mining bits | Eugene F. Pendolino, Michael L. O'Neill | 1986-08-26 |