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公开(公告)号：US3272695A
公开(公告)日：1966-09-13
申请号：US34712964
申请日：1964-02-25
Applicant: BAYER AG
Inventor： PAUL-ERNST FROHBERGER , HANSHELMUT SCHLOR , RUDOLF KRESS , RUDOLF HEISS
IPC: A01N41/04
CPC classification number: A01N41/04 , C07C309/00
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