Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4856287 | Temperature controller and method of temperature control for use in a refrigerating device | — | 1989-08-15 |
| 4852361 | Refrigerator with a malfunction detection system | — | 1989-08-01 |
| 4841735 | Temperature controller and method of temperature control for use in a refrigerating device | — | 1989-06-27 |