Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4669505 | Diverter valve | George C. Nelson | 1987-06-02 |
| 4552489 | Vehicular mobile high capacity pneumatic conveyor | Wayne Jacobson | 1985-11-12 |
| 4432676 | Vehicular mobile high capacity pneumatic conveyor | Wayne Jacobson | 1984-02-21 |