Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4809834 | Multiple plate clutch release proportioning device | — | 1989-03-07 |
DC
Derek Albert Channing
Overall (1989): #121,105 of 140,708Top 90%
1
Patents 1989