Haiyan SHEN

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Shenzhen, CN

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Patents Grantslast 30 patents

Information Patent Grant
Sealed and integrated climbing scaffold and method for using the same
- Patent number 9,963,889
- Issue date May 8, 2018
- SHENZHEN TECHEN TECHNOLOGY CO., LTD
- Haiyan Shen
- E04 - BUILDING

Patents Applicationslast 30 patents

Information Patent Application
SEALED AND INTEGRATED CLIMBING SCAFFOLD AND METHOD FOR USING THE SAME
- Publication number 20150167326
- Publication date Jun 18, 2015
- SHENZHEN TECHEN TECHNOLOGY CO., LTD
- Haiyan SHEN
- E04 - BUILDING