Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5605318 | Electric expansion valve | Peter J. Malone, Charles J. Tennies, Mark A. Juds | 1997-02-25 |
| 5606236 | Two wire position sense and control of modulating gas valve or other electromechanical actuators | Charles J. Tennies | 1997-02-25 |