Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5692469 | Braking a four stroke IC engine | Helmut Priesner, Ludwig Stegmuller, Franz Leitenmayr | 1997-12-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5692469 | Braking a four stroke IC engine | Helmut Priesner, Ludwig Stegmuller, Franz Leitenmayr | 1997-12-02 |