Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5611371 | Shift/regulating valve for controlling an hydrodynamic torque converter for an automatic transmission | — | 1997-03-18 |
HW
Hans-Peter Wirtz
Overall (1997): #144,215 of 185,788Top 80%
1
Patents 1997