Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4402176 | Round baler and discharge means | John Arnold, Wilbur E. Groeneveld, Leroy M. Kluver, Richard W. Kunkle | 1983-09-06 |
| 4319446 | Infeed means for round baler | John Arnold, Wilbur E. Groeneveld | 1982-03-16 |