Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D297003 | Folded wheel block | Merrel M. De Raad | 1988-08-02 |
| 4750388 | Oil filter gripping tool | Wendall K. Hagen | 1988-06-14 |
| D296182 | Oil filter gripping tool | Wendall K. Hagen | 1988-06-14 |