Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4653655 | Crane boom having variable angle offset capability | Lembit Vaerk | 1987-03-31 |
| 4621742 | Boom extension storage means and mechanisms | — | 1986-11-11 |
| 4344497 | Override control for axle locking apparatus of mobile crane | Ronald E. Nelson | 1982-08-17 |
| 4318488 | Method of extending a jib of a telescopic crane | — | 1982-03-09 |