Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D304915 | Sleeper cab for cargo trucks | — | 1989-12-05 |
| 4787670 | Floor subframe for cargo truck sleeper cab | — | 1988-11-29 |
| 4748716 | Hinge for sleeper cab doors | Edmund W. Mangan | 1988-06-07 |