Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4407617 | Combination manual and automatic unlocking mechanism for trailer hitch head | James C. Hammonds | 1983-10-04 |
| 4397594 | Collapsible trailer hitch bumper block assembly | James C. Hammonds, Patricia S. Stoller | 1983-08-09 |
| 4213590 | Hitch head having manual jaw unlock | — | 1980-07-22 |