Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4502370 | Insulated chimney assembly | James P. Baileys | 1985-03-05 |
| 4460121 | Thermally controlled vent damper | — | 1984-07-17 |
| 4445637 | Air register with automatic zone control | — | 1984-05-01 |