Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6977003 | Cyclone dust-collecting apparatus of vacuum cleaner | Keon-soo Choi | 2005-12-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6977003 | Cyclone dust-collecting apparatus of vacuum cleaner | Keon-soo Choi | 2005-12-20 |