Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871040 | Electromagnetic control apparatus for varying the driver steering effort of a hydraulic power steering system | Jeffery A. Zuraski, Andrzej M. Pawlak, David W. Graber | 1989-10-03 |