Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4617436 | Actuator for an electrical circuit interrupter | Ronald W. Crookston | 1986-10-14 |
| 4358648 | Power circuit breaker with opening and closing mechanisms | Ronald W. Crookston | 1982-11-09 |