Chen; Goujun
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chen; Goujun.The latest application filed is for "vacuum cleaner combination and stick vacuum cleaner".
- Chen; Goujun - Suzhou CN
| Patent | Date |
|---|---|
| Vacuum Cleaner Combination And Stick Vacuum Cleaner App 20200129024 - Zhong; Hongfeng ; et al. | 2020-04-30 |
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