Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4357512 | Apparatus for continuous manufacture of butt-welded pipe | Koji Nishimoto, Kenji Higuchi, Toshiyuki Oki | 1982-11-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4357512 | Apparatus for continuous manufacture of butt-welded pipe | Koji Nishimoto, Kenji Higuchi, Toshiyuki Oki | 1982-11-02 |