Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5890952 | Metal finishing apparatus and process | Michael E. Beaupre | 1999-04-06 |
| 5247767 | Non-directional buffing wheel | — | 1993-09-28 |
| 5175900 | Automatic index rotary buffing apparatus | — | 1993-01-05 |
| 5131110 | Metal polishing machine | — | 1992-07-21 |