Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4884048 | Molded case circuit breaker current transformer assembly | Roger N. Castonguay, Graham A. Scott | 1989-11-28 |
| 4809132 | Field installable line and load lug connectors for molded case circuit breakers | Roger N. Castonguay, David Arnold, Robert A. Morris | 1989-02-28 |