Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4320277 | Thick welded steel pipe of large diameter and production thereof | Tadaaki Taira, Hiroyuki Ichinose, Osamu Hirano, Motoaki Suzuki | 1982-03-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4320277 | Thick welded steel pipe of large diameter and production thereof | Tadaaki Taira, Hiroyuki Ichinose, Osamu Hirano, Motoaki Suzuki | 1982-03-16 |