Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887662 | Cooling drum for continuous-casting machines for manufacturing thin metallic strip | Yasuo Itoh, Michiya Hayashida, Kenichi Hara, Keiichi Yamamoto, Hikotaro Itani +5 more | 1989-12-19 |