Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4454666 | Resonance aided front end loader | Raymond A. Gurries | 1984-06-19 |
| 4374602 | Pavement cutter | Raymond A. Gurries | 1983-02-22 |
| 4359102 | Resonance aided earth-working equipment | Raymond A. Gurries | 1982-11-16 |