Tang Hang Chyan

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Selangor, MY

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Patents Grantslast 30 patents

Information Patent Grant
Formwork system for constructing a structural concrete floor with p...
- Patent number 8,348,221
- Issue date Jan 8, 2013
- Tang Hang Seng
- E04 - BUILDING

Patents Applicationslast 30 patents

Information Patent Application
FORMWORK SYSTEM
- Publication number 20100025563
- Publication date Feb 4, 2010
- Tang Hang Seng
- E04 - BUILDING