Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6772970 | Gyratory crusher spider piston | Albert Van Mullem | 2004-08-10 |
| 4953819 | Adjustable support clamp apparatus and method | — | 1990-09-04 |
| 4768689 | Multi-purpose sling apparatus | — | 1988-09-06 |