Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4436641 | Refrigeration liquid with blue leak indicator and process of using same | Frank Ivy Carroll, Wilson M. Whaley | 1984-03-13 |
| 4369120 | Refrigeration liquid with leak indicator and process of using same | Wilson M. Whaley, Frank Ivy Carroll | 1983-01-18 |