Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4353269 | Ship's transmission with changeover from cruising speed to slow speed | — | 1982-10-12 |
| 4311472 | Marine propulsion system for two propellers | Hans Steinberg | 1982-01-19 |
| 4309914 | Controlled transmission system | Herbert Wedler | 1982-01-12 |