Sachiko Numa

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Toyama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Red phosphorus flame retardant and nonflammable resinous composition
- Patent number 5,543,444
- Issue date Aug 6, 1996
- Rinkagaku Kogyo Co., Ltd.
- Tsuyoshi Kobayashi
- C01 - INORGANIC CHEMISTRY