Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4865011 | Solid fuel burning space heating appliances | Stephen Carnelly, Robert W. Ferguson, Derik K. Andors | 1989-09-12 |
| D303286 | Combined fireplace insert front panel and trim | Vance R. Smith | 1989-09-05 |