Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4875891 | Separating grate for a grain harvester | Loren W. Peters, John Wilson, Robert Bennett | 1989-10-24 |
| 4821744 | Belted grain accelerator for a threshing machine | Bruce A. Coers | 1989-04-18 |