Hwang; Man Tac
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hwang; Man Tac.The latest application filed is for "dust collection unit and vacuum cleaner with the same".
- Hwang; Man Tac - Changwon-si KR
| Patent | Date |
|---|---|
| Dust collection unit and vacuum cleaner with the same Grant 7,645,309 - Jeong , et al. January 12, 2 | 2010-01-12 |
| Dust collection unit and vacuum cleaner with the same App 20060137309 - Jeong; Hoi Kil ; et al. | 2006-06-29 |
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