Guangshu Zheng

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Yueqing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Low-voltage circuit breaker with a capability of tripping quickly
- Patent number 6,977,567
- Issue date Dec 20, 2005
- Zhejiang Chint Electrics Co. Ltd.
- Ran Li
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Low-voltage circuit breaker with a capability of tripping quickly
- Publication number 20050151607
- Publication date Jul 14, 2005
- Ran Li
- H01 - BASIC ELECTRIC ELEMENTS