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公开(公告)号：DE2135086A1
公开(公告)日：1973-02-01
申请号：DE2135086
申请日：1971-07-14
Applicant: BASF AG
Inventor： OPP KARL DR , BRUNOLD ANDREAS DIPL ING , HALLER RUDOLF DR , WEISS GUENTHER DR , WYGASCH EWALD DR
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