Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6772719 | Hydraulic valve lifter with operating control system | Holger Steffen, Thomas Stolk, Alexander Von Gaisberg-Helfenberg | 2004-08-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6772719 | Hydraulic valve lifter with operating control system | Holger Steffen, Thomas Stolk, Alexander Von Gaisberg-Helfenberg | 2004-08-10 |