Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4800246 | Device for protecting the turntable shaft of microwave ovens from the concentration of microwaves | Seok W. Chin | 1989-01-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4800246 | Device for protecting the turntable shaft of microwave ovens from the concentration of microwaves | Seok W. Chin | 1989-01-24 |