Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4382270 | Ground fault circuit breaker with mechanical indicator for ground fault trips | Bruce S. Preston | 1983-05-03 |
| 4344100 | Ground fault circuit breaker with ground fault trip indicator | John J. Misencik | 1982-08-10 |
| 4208688 | Multipole ground fault circuit interrupter with trip level adjustment | John J. Misencik | 1980-06-17 |