Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4349225 | Sheet gripping and handling device | Darryl L. Collins, Donna L. Collins, Evalyn L. Knapp | 1982-09-14 |
| 4335915 | Truck trailer load cover (tarpaulin) receiver | — | 1982-06-22 |