Zi Qi CHU

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Suzhou, CN

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Patents Grantslast 30 patents

Information Patent Grant
Sealing mechanism and push-button device
- Patent number 10,032,572
- Issue date Jul 24, 2018
- Siemens Aktiengesellschaft
- Zhong Hui Chen
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SEALING MECHANISM AND PUSH-BUTTON DEVICE
- Publication number 20160314915
- Publication date Oct 27, 2016
- SIEMENS AKTIENGESELLSCHAFT
- Zhong Hui CHEN
- H01 - BASIC ELECTRIC ELEMENTS