Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5303898 | Open end construction for jack | Darryl L. Engel | 1994-04-19 |
| 5301389 | Jack handle with means for limiting the torque which can be applied to a jack | Darryl L. Engel | 1994-04-12 |