Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4828059 | Wall-crawling machine | Kenji Tsuchita, Yoshiaki Ichikawa, Chikara Sato, Shigeru Kajiyama | 1989-05-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4828059 | Wall-crawling machine | Kenji Tsuchita, Yoshiaki Ichikawa, Chikara Sato, Shigeru Kajiyama | 1989-05-09 |