Tang Zheng Gui

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Singapore, SG

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Patents Grantslast 30 patents

Information Patent Grant
Transparent composite membrane
- Patent number 6,652,966
- Issue date Nov 25, 2003
- Agency for Science, Technology and Research
- Teoh Swee Hin
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...