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公开(公告)号：DE1953518A1
公开(公告)日：1971-05-06
申请号：DE1953518
申请日：1969-10-24
Applicant: BASF AG
Inventor： OPP KARL DR , LUDWIG DR EBENHOECH FRANZ , GEHRIG HEINZ DR , HESS KLAUS DR , LEHRER HERMANN DIPL-ING
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