Shin-ichi Namba

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Formazan compounds and method of dyeing therewith
- Patent number 6,086,640
- Issue date Jul 11, 2000
- Nippon Kayaku Kabushiki Kaisha
- Toru Tabei
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...