Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4862307 | Dual voltage distribution transformer with internal varistor surge protection | Carl A. Larson, Edgar E. McQuay | 1989-08-29 |
| 4621298 | Dual voltage distribution transformer with internal varistor surge protection | — | 1986-11-04 |