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公开(公告)号：CH594572A5
公开(公告)日：1978-01-13
申请号：CH599175
申请日：1975-05-09
Applicant: BASF AG
Inventor： ELSCHNIG GERT DR , DOTZAUER BERNHARD DR , BRONSTERT KLAUS DR , SCHILDER WOLFGANG , DISTLER DIETER DR , KLAERNER PETER DR
IPC: C03C17/32
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