Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4862370 | Interface and control unit for a diesel engine electronic controller and glow plug circuits, and method of glow plug operation | Brigitte Arnold, Franz Eidler | 1989-08-29 |
| 4811710 | Fuel injection pump for internal combustion engines | Alfred Schmitt, Gerhard Stumpp, Dietrich Trachte | 1989-03-14 |
| 4811711 | Fuel injection pump for internal combustion engines | Gerhard Stumpp | 1989-03-14 |