Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4519335 | Device for controlling the direction of movement and thrust force of a watercraft | Franz Krautkremer, Siegfried Lais, Reinhold Knecht | 1985-05-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4519335 | Device for controlling the direction of movement and thrust force of a watercraft | Franz Krautkremer, Siegfried Lais, Reinhold Knecht | 1985-05-28 |