Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4483515 | Lifting jack and cover therefor | — | 1984-11-20 |
| 4416366 | Emergency stop mechanism | Edward Ebey | 1983-11-22 |
| 4359207 | Emergency stop mechanism for the payload of a lifting mechanism | Edward Ebey | 1982-11-16 |