Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5701882 | Fireplace with ceramic fiber duct | — | 1997-12-30 |
| 5617842 | Fireplace with outer housing cooling system | — | 1997-04-08 |
| 5603312 | Direct vent wood burning fireplace | Frank H. Broome | 1997-02-18 |