Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4860551 | Frost sensor for an appliance | — | 1989-08-29 |
| 4820934 | Dispenser control for dishwashers | Roque Denis Marcade | 1989-04-11 |
| 4812810 | Fiber optic door sensor for a domestic appliance | Linda A. Zummer | 1989-03-14 |