Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4840060 | Arrangement for the determination of the injection progress in an internal combustion engine | Wolfgang Notz, Volker Schwarz | 1989-06-20 |
| 4824341 | Helix-controlled direct fuel injection pump | — | 1989-04-25 |