Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5135576 | Combined structures of ceramic materials and super concrete | Knut Henrik Johansen, Oyvind Larsen | 1992-08-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5135576 | Combined structures of ceramic materials and super concrete | Knut Henrik Johansen, Oyvind Larsen | 1992-08-04 |