Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4311168 | Differential pressure valve for a fuel injection system | Klaus-Jurgen Peters, Peter Stiefel | 1982-01-19 |
HE
Heinz Ehrentraut
Overall (1982): #60,085 of 81,411Top 75%
1
Patents 1982