Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4804585 | Concrete reinforcing steel fibers and a method of manufacturing the same | Susumu Takata, Kazuo Kamei | 1989-02-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4804585 | Concrete reinforcing steel fibers and a method of manufacturing the same | Susumu Takata, Kazuo Kamei | 1989-02-14 |