Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4838512 | Jack hold down device | James T. McGuire | 1989-06-13 |
| 4809139 | Headlamp mounting assembly | Francis E. Ryder | 1989-02-28 |
| 4802067 | Headlight aiming and leveling device | Francis E. Ryder, Harold L. Purdy | 1989-01-31 |