Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4875449 | Arrangement for prevention of troublesome load change shocks in an internal combustion engine serving to propel a vehicle | Richard Dorenkamp | 1989-10-24 |
KK
Karl-Martin Kramer
Overall (1989): #90,470 of 140,708Top 65%
1
Patents 1989