Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5655514 | Fuel-fired fireplace insert with integral combination draft hood and heat exchanger structure | Glenn W. Kowald | 1997-08-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5655514 | Fuel-fired fireplace insert with integral combination draft hood and heat exchanger structure | Glenn W. Kowald | 1997-08-12 |