Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4326433 | Hydraulically controlled power transmission having friction plate clutches for selectively engaging a plurality of change speed gears | James B. Black, Darwin D. Behlke | 1982-04-27 |
| 4324387 | Power delivery system having a pressure modulated hydrodynamic retarder for controlling a load | — | 1982-04-13 |