Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4831858 | Driving apparatus for vertical rolling mill | Isamu Yoshizawa, Ginjiro Yanai | 1989-05-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4831858 | Driving apparatus for vertical rolling mill | Isamu Yoshizawa, Ginjiro Yanai | 1989-05-23 |