Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4934149 | Method of reducing chlorofluorocarbon refrigerant emissons to the atmosphere | Robert C. DeVault, Wendell J. Biermann | 1990-06-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4934149 | Method of reducing chlorofluorocarbon refrigerant emissons to the atmosphere | Robert C. DeVault, Wendell J. Biermann | 1990-06-19 |