Zhang; Cheng Liang
Patent Applications and Registrations
Patent applications and USPTO patent grants for Zhang; Cheng Liang.The latest application filed is for "dust collector with filter cleaning mechanism".
- Zhang; Cheng Liang - Dongguan City CN
- Zhang; Cheng Liang - Dongguan CN
| Patent | Date |
|---|---|
| Dust Collector With Filter Cleaning Mechanism App 20220111476 - Beeson; Joseph R. ; et al. | 2022-04-14 |
| Dust collector with filter cleaning mechanism Grant 11,235,433 - Beeson , et al. February 1, 2 | 2022-02-01 |
| Dust Collector With Filter Cleaning Mechanism App 20190193225 - Beeson; Joseph R. ; et al. | 2019-06-27 |
| Dust collector Grant D742,081 - Young , et al. October 27, 2 | 2015-10-27 |
| Dust collector Grant D741,557 - Young , et al. October 20, 2 | 2015-10-20 |
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