Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4822211 | Method and apparatus for laying cable in a pipe | Yoshifumi Takahashi, Tsuneto Takaso, Akira Hagiwara, Yoshiaki Ishii | 1989-04-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4822211 | Method and apparatus for laying cable in a pipe | Yoshifumi Takahashi, Tsuneto Takaso, Akira Hagiwara, Yoshiaki Ishii | 1989-04-18 |