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公开(公告)号：JPS5663864A
公开(公告)日：1981-05-30
申请号：JP14081779
申请日：1979-10-30
Applicant: KOGYO GIJUTSUIN
Inventor： TOMIZAWA SATOSHI , KAWAMURA MITSUTAKA , KAMIYA KUNIO , OOTAKE TAKESHI , UCHIDA KUNIO
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