Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4868371 | Heating assembly using tungsten-halogen lamps | Bernard F. Fellerman, Graham H. Goodchild | 1989-09-19 |
| 4864104 | Heating assembly using tungsten-halogen lamps | Bernard F. Fellerman, Graham H. Goodchild | 1989-09-05 |