Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4308741 | Apparatus for changing rolls of vertical rolling mill stand | Hikonori Ishii | 1982-01-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4308741 | Apparatus for changing rolls of vertical rolling mill stand | Hikonori Ishii | 1982-01-05 |