Junsheng Cao

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Wuhan City, CN

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Patents Grantslast 30 patents

Information Patent Grant
Broom and manufacturing method thereof
- Patent number 9,826,821
- Issue date Nov 28, 2017
- WUHAN YANGYANG YUANLV MINI-RESERVOIRS CO., LTD.
- Mengyi Cao
- A46 - BRUSHWARE

Patents Applicationslast 30 patents

Information Patent Application
BROOM AND MANUFACTURING METHOD THEREOF
- Publication number 20140331427
- Publication date Nov 13, 2014
- WUHAN YANGYANG YUANLV MINI-RESERVOIRS CO., LTD.
- Mengyi Cao
- A46 - BRUSHWARE