Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4804587 | Chromate-treated zinc-plated steel strip and method for making | Yuko Takeuchi, Hajime Kimura, Shinobu Okano | 1989-02-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4804587 | Chromate-treated zinc-plated steel strip and method for making | Yuko Takeuchi, Hajime Kimura, Shinobu Okano | 1989-02-14 |