Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4664270 | Air transportable gantry type crane | — | 1987-05-12 |
| 4488749 | Spreader assembly | — | 1984-12-18 |
| 4457389 | Steering system for gantry-type crane | — | 1984-07-03 |
| 4444287 | Steering system for mobile crane | — | 1984-04-24 |
| 4305513 | Slack cable sensing apparatus | — | 1981-12-15 |
| 4284159 | Mobile crane | — | 1981-08-18 |