Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7448823 | Quick release shackle pin system | — | 2008-11-11 |
| 6131976 | Lock and lift tool | — | 2000-10-17 |
| 4575144 | Device for attaching a lifting means to a load | Edwin L. Silva | 1986-03-11 |
| 4304432 | Plate-lifting device | — | 1981-12-08 |