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公开(公告)号：US2846330A
公开(公告)日：1958-08-05
申请号：US47921354
申请日：1954-12-31
Applicant: HOECHST AG
Inventor： ERICH BERTHOLD , HANS HOYER , VON ROSENBERG GUIDO
IPC: C09G1/08
CPC classification number: C09G1/08
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