Issued Patents 1982
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE31112 | Automatic flue damper | — | 1982-12-28 |
| 4361272 | Thermal damper for rectangular flue | Dale R. Booher, Jeffrey R. Killin | 1982-11-30 |
| D264375 | Damper | — | 1982-05-11 |
| D264376 | Damper | — | 1982-05-11 |