Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6790109 | Electric rudder propeller of lower installation height | Manfred Heer | 2004-09-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6790109 | Electric rudder propeller of lower installation height | Manfred Heer | 2004-09-14 |