Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4331196 | Process for producing non-directional electrical steel sheets free from ridging | Masafumi Okamoto, Hiromu Fujii | 1982-05-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4331196 | Process for producing non-directional electrical steel sheets free from ridging | Masafumi Okamoto, Hiromu Fujii | 1982-05-25 |