Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4884994 | Axial flow rotary separator | James W. Hall, Maurice A. Popelier, Neil L. West, Loren W. Peters | 1989-12-05 |
| 4875889 | Combine crop material flow adjustment system | Paul Hagerer, Fritz Glaser, Reinhard Kunze | 1989-10-24 |