Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4493337 | Device on a valve for shutting off and/or controlling a flow of liquid | — | 1985-01-15 |
| 4186764 | Valve for controlling liquid flow | Odd Ottersen, Endre Rosjo | 1980-02-05 |