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Kiyoshi Ogura
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Niihama, JP
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last 30 patents
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Patent Grant
Heat resistant copolymer composition
Patent number
4,877,833
Issue date
Oct 31, 1989
Sumitomo Naugatuck Co., Ltd.
Masatsune Kondo
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...