Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4689968 | Actuator means for the control of a refrigeration system expansion valve | Robert M. McCulloch | 1987-09-01 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4689968 | Actuator means for the control of a refrigeration system expansion valve | Robert M. McCulloch | 1987-09-01 |