Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5136233 | Means and method for controlling elecrical transformer voltage regulating tapchangers | Alwin C. Dueker | 1992-08-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5136233 | Means and method for controlling elecrical transformer voltage regulating tapchangers | Alwin C. Dueker | 1992-08-04 |