Wang Yihua

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Automatic flushing mechanism
- Patent number 9,447,571
- Issue date Sep 20, 2016
- Shanghai Kohler Electronics, Ltd.
- Wang Yihua
- E03 - WATER SUPPLY SEWERAGE

Patents Applicationslast 30 patents

Information Patent Application
AUTOMATIC FLUSHING MECHANISM
- Publication number 20150275493
- Publication date Oct 1, 2015
- Shanghai Kohler Electronics, Ltd.
- Wang Yihua
- E03 - WATER SUPPLY SEWERAGE