Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4331375 | Electrical contact assembly | — | 1982-05-25 |
| 4311887 | Handle operating mechanism for use with an electric circuit breaker | Masatomo Takagi, Takanori Hagawa, Isao Ookoshi | 1982-01-19 |