Keum-Chan Joo

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Taejon, KR

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Patents Grantslast 30 patents

Information Patent Grant
Polyalkylene guanidine salts or polyalkylene biguanidine salts havi...
- Patent number 6,031,119
- Issue date Feb 29, 2000
- Yukong Limited
- Byung-Hyoung Lee
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...