Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4864734 | Scale stabilzer | Billy W. Herring, Curtiss O. Willis, Jeffery W. Cavnar | 1989-09-12 |
| 4584914 | Retainer wrench | Charles T. Hall, Jimmy C. Terry, Curtiss O. Willis, Phil W. Hendrix | 1986-04-29 |
| 4415080 | Slitter blade carrying case | Donnie O. Romine | 1983-11-15 |