Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4650085 | Enclosure structure for circuit breaker assemblies and similar apparatus | Norman Davies, John D. Petrisko, Allen G. Filson | 1987-03-17 |
| 4396813 | Enclosed circuit interrupter of the drawout type having a position actuated drive clutch on the drive means | Glenn A. Hesselbart | 1983-08-02 |
| 4351990 | Interphase barrier for switchgear | Glenn A. Hesselbart | 1982-09-28 |