Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4250794 | High pressure hydraulic system | Howard A. Marsden, James P. Mueller | 1981-02-17 |
| 4206688 | Overrunning load control for hydraulic motors | Howard A. Marsden, Paul C. Moots | 1980-06-10 |