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公开(公告)号：DE1795121A1
公开(公告)日：1972-01-20
申请号：DE1795121
申请日：1968-08-14
Applicant: BASF AG
Inventor： SCHMIDT FRANZ DR , RICKER ERNST DR , SCHWARTZ ERICH DR , HEEL HELMUT DR , FUCHS HUGO DR , SPERBER HEINRICH DR
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