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发明名称
摘要
申请公布号
DE2030492(A1)
申请公布日期
1971.02.11
申请号
DE19702030492
申请日期
1970.06.20
申请人
发明人
分类号
C07D453/02;(IPC1-7):C07D57/00
主分类号
C07D453/02
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代理人
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地址
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