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公开(公告)号：US3159531A
公开(公告)日：1964-12-01
申请号：US13305961
申请日：1961-08-22
Applicant: HOECHST AG
Inventor： HANS BRUCKNER , MAXIMILIAN CZECH , KURT HARTEL
IPC: A01N55/04
CPC classification number: A01N55/04
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