Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4839204 | Resin coated metal pipe having a plane surface for a lightweight structure | Satoshi Makino, Mitsuo Fujita, Yukio Shimizu | 1989-06-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4839204 | Resin coated metal pipe having a plane surface for a lightweight structure | Satoshi Makino, Mitsuo Fujita, Yukio Shimizu | 1989-06-13 |