Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5018587 | Brush attachment | Randall C. Nelson | 1991-05-28 |
| 4705220 | Granular applicator with interchangeable metering wheels | Ebenhard S. Gandrud | 1987-11-10 |
| 4522340 | Granular material applicator with speed compensator | — | 1985-06-11 |
| 4504709 | Membrane switch for hopper | — | 1985-03-12 |