Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4974567 | Throttle holding device for better heater performance | David R. Natzke | 1990-12-04 |
| 4545541 | Multiple roll roller mill | — | 1985-10-08 |
| 4307792 | Forklift roller mast lock | Samuel L. Benson | 1981-12-29 |
| 4301901 | Combined foot brake and parking brake | — | 1981-11-24 |