Yu-Yung CHENG

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Tainan City, TW

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Patents Grantslast 30 patents

Information Patent Grant
Dismountable flooring block
- Patent number 9,605,437
- Issue date Mar 28, 2017
- Yu-Yung Cheng
- E04 - BUILDING

Patents Applicationslast 30 patents

Information Patent Application
DISMOUNTABLE FLOORING BLOCK
- Publication number 20160244978
- Publication date Aug 25, 2016
- Yu-Yung CHENG
- E04 - BUILDING