Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4686660 | Assembly for use in seismic surveys of the sea bed | Einar Gjestrum, Inge Dragsund, Svein Selvag | 1987-08-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4686660 | Assembly for use in seismic surveys of the sea bed | Einar Gjestrum, Inge Dragsund, Svein Selvag | 1987-08-11 |