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Patent applications and USPTO patent grants for Zhang; Fang A..The latest application filed is for "adapter ring for vacuum cleaner filters".
Patent | Date |
---|---|
Adapter Ring For Vacuum Cleaner Filters App 20140260145 - Nhem; Leiah ;   et al. | 2014-09-18 |
Vacuum cleaner filter adapter ring Grant D703,893 - Nhem , et al. April 29, 2 | 2014-04-29 |
Vacuum cleaner filter adapter ring Grant D703,894 - Nhem , et al. April 29, 2 | 2014-04-29 |
Vacuum cleaner filter adapter ring Grant D703,892 - Nhem , et al. April 29, 2 | 2014-04-29 |
Vacuum cleaner filter adapter ring Grant D702,903 - Nhem , et al. April 15, 2 | 2014-04-15 |
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