Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876523 | Switch for circuit breaker | Hisamitsu Ninomiya, Masakazu Nezuka, Yoshihiko Ishikawa | 1989-10-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876523 | Switch for circuit breaker | Hisamitsu Ninomiya, Masakazu Nezuka, Yoshihiko Ishikawa | 1989-10-24 |