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公开(公告)号:BR6911399D0
公开(公告)日:1973-03-07
申请号:BR21139969
申请日:1969-08-08
Applicant: HOECHST AG
Inventor: WALLHIUSSER K , WEGNER G
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公开(公告)号:BR6915036D0
公开(公告)日:1973-02-13
申请号:BR21503669
申请日:1969-12-12
Applicant: HOECHST AG
Inventor: WALLHAEUSSER K , WEGNER G
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