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公开(公告)号：US3445450A
公开(公告)日：1969-05-20
申请号：US51199365
申请日：1965-12-06
Applicant: HOECHST AG
Inventor： MEININGER FRITZ , SIGNON ANNI , BERNER KLAUS
IPC: C09B45/24 , C09B62/515 , C09B62/78 , C09B62/84
CPC classification number: C09B62/515
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