Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4206816 | Folding flexible undercutter plow | Robert E. Burda, John C. Crumrine | 1980-06-10 |
| 4204575 | Method of folding a plurality of wing sections of an articulated implement | Robert E. Burda, John C. Crumrine | 1980-05-27 |