Hao ZHENG

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Suzhou, CN

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Patents Grantslast 30 patents

Information Patent Grant
Brushroll and robot vacuum cleaner
- Patent number 10,856,710
- Issue date Dec 8, 2020
- Hao Zheng
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...

Patents Applicationslast 30 patents

Information Patent Application
BRUSHROLL AND ROBOT VACUUM CLEANER
- Publication number 20190307302
- Publication date Oct 10, 2019
- JIANGSU MIDEA CLEANING APPLIANCES CO., LTD.
- Hao ZHENG
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...