Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4835353 | Filament power conpensation for magnetron | Peter H. Smith, Flavian Reising, Jr. | 1989-05-30 |
| 4816647 | Power control for appliance having a glass ceramic cooking surface | — | 1989-03-28 |