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发明名称
摘要
申请公布号
FR2130599(A1)
申请公布日期
1972.11.03
申请号
FR19720010197
申请日期
1972.03.23
申请人
BAYER AG
发明人
分类号
C09B35/023;D06P1/90;(IPC1-7):D06P1/00;C09B35/00
主分类号
C09B35/023
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