Song; Sung Wook
Patent Applications and Registrations
Patent applications and USPTO patent grants for Song; Sung Wook.The latest application filed is for "dust-container assembly of vacuum cleaner".
- Song; Sung Wook - Seoul KR
| Patent | Date |
|---|---|
| Air filter for vacuum cleaner Grant D913,469 - Song March 16, 2 | 2021-03-16 |
| Cleaning Nozzle Assembly App 20160113458 - Song; Sung Wook | 2016-04-28 |
| Dust-container Assembly Of Vacuum Cleaner App 20160113459 - Song; Sung Wook | 2016-04-28 |
| Air cleaner App 20060201119 - Song; Sung-Wook | 2006-09-14 |
| Air cleaner Grant D505,999 - Song June 7, 2 | 2005-06-07 |
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