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Isao Negisi
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Kawaguchi, JP
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last 30 patents
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Filler for noise insulating material and noise insulating material...
Patent number
4,814,018
Issue date
Mar 21, 1989
Tatsuta Electric Wire and Cable Co., Ltd.
Hidekazu Tsurumaru
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...