Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D263418 | Low profile fireplace heat exchanger | Thomas Metz | 1982-03-16 |
| D263419 | Casting for low profile fireplace heat exchanger | Thomas Metz | 1982-03-16 |
| D263070 | Low profile forced air fireplace furnace | Thomas Metz | 1982-02-16 |