Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4348041 | Butt welded tubular structure of austenite stainless steel | Katsuyuki Imai, Isao Masaoka, Masayoshi Kanno, Jiro Kuniya, Hisao Itow | 1982-09-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4348041 | Butt welded tubular structure of austenite stainless steel | Katsuyuki Imai, Isao Masaoka, Masayoshi Kanno, Jiro Kuniya, Hisao Itow | 1982-09-07 |