Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4858417 | Mower with adjustable extension wings | William D. Prifert | 1989-08-22 |
| D286690 | Portable corral panel | — | 1986-11-11 |
| 4509577 | Chain gate structure | — | 1985-04-09 |
| 4226212 | Animal holding gate with automatic closing operation | — | 1980-10-07 |