Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5306183 | Propulsion systems for submarine vessels | John K. Holt | 1994-04-26 |
| 4680513 | Electric motor reversing control devices | — | 1987-07-14 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5306183 | Propulsion systems for submarine vessels | John K. Holt | 1994-04-26 |
| 4680513 | Electric motor reversing control devices | — | 1987-07-14 |