Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4709941 | Telescopic adjusting crank for tractor 3-point hitch | Klaus Zahn | 1987-12-01 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4709941 | Telescopic adjusting crank for tractor 3-point hitch | Klaus Zahn | 1987-12-01 |