Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5680780 | Washing pulsator equipped with rotation current washing wings | Hack Jae Song | 1997-10-28 |
| 5617747 | Washing machine with water pressurizing and spraying inner tub water passages | — | 1997-04-08 |