Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4482273 | Process of casting or repairing concrete under water | Odd M. Tjugum | 1984-11-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4482273 | Process of casting or repairing concrete under water | Odd M. Tjugum | 1984-11-13 |