Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4434739 | Fin rudder for ships | Friedrich Weiss | 1984-03-06 |
| 4342275 | Fin rudder for ships | Friedrich Weiss | 1982-08-03 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4434739 | Fin rudder for ships | Friedrich Weiss | 1984-03-06 |
| 4342275 | Fin rudder for ships | Friedrich Weiss | 1982-08-03 |