Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4389556 | Method for electric resistance seam welding of the side overlapped portion of a tubular form | Jun Nagata, Michiyuki Kakimoto | 1983-06-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4389556 | Method for electric resistance seam welding of the side overlapped portion of a tubular form | Jun Nagata, Michiyuki Kakimoto | 1983-06-21 |