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公开(公告)号：DE1469350A1
公开(公告)日：1968-12-19
申请号：DE1469350
申请日：1964-07-01
Applicant: HOECHST AG
Inventor： GUENTHER DUVE DR , NIEMANN IRMGARD , SCHMITZ THEODOR , JUERGEN THIMM DR
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