Joung Hyun Cho

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Koyang-shi, KR

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Patents Applicationslast 30 patents

Information Patent Application
Polymer for a photochromic compound matrix, and a matrix comprising...
- Publication number 20060033088
- Publication date Feb 16, 2006
- Gyongtae Kim
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...