Issued Patents 1989
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4843359 | Molded case circuit breaker handle for automated assembly | Roger N. Castonguay | 1989-06-27 |
| 4831221 | Molded case circuit breaker auxiliary switch unit | Yuet-Ying Yu, Paul T. Rajotte, Lee A. Wambolt | 1989-05-16 |
| 4827089 | Molded case circuit breaker interlock arrangement | Roger N. Castonguay | 1989-05-02 |
| 4809132 | Field installable line and load lug connectors for molded case circuit breakers | Joseph M. Palmieri, Roger N. Castonguay, David Arnold | 1989-02-28 |
| 4806893 | Molded case circuit breaker actuator-accessory unit | Roger N. Castonguay, Richard A. Dziura, Graham A. Scott, Gregory DiVincenzo | 1989-02-21 |
| 4803774 | Method of making molded case circuit breaker contact arrangement | James M. Mitsch, Irenaeus S. Panus, Yuet-Ying Yu, Roger N. Castonguay | 1989-02-14 |
| 4801906 | Molded case circuit breaker trip indicator unit | Yuet-Ying Yu | 1989-01-31 |
| 4796154 | Molded case circuit breaker with contact status indicating handle | Irenaeus S. Panus, Roger N. Castonguay | 1989-01-03 |