Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4442730 | Vehicle transmission system and a single lever control device therefor | — | 1984-04-17 |
| 4275607 | Power transmission having power take-off shaft and fluid control means therefor | — | 1981-06-30 |
| 4249647 | Friction clutch having a centrifugally actuated hydraulic control valve | Richard D. Preston | 1981-02-10 |