Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4479610 | Pivot valve for crop spraying equipment | Robert E. Etheridge | 1984-10-30 |
| 4364517 | Hopper cleaner attachment | Robert E. Etheridge | 1982-12-21 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4479610 | Pivot valve for crop spraying equipment | Robert E. Etheridge | 1984-10-30 |
| 4364517 | Hopper cleaner attachment | Robert E. Etheridge | 1982-12-21 |