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发明名称
摘要
申请公布号
DE2055292(A1)
申请公布日期
1972.02.17
申请号
DE19702055292
申请日期
1970.11.10
申请人
发明人
分类号
C07G1/00;(IPC1-7):C07G1/00
主分类号
C07G1/00
代理机构
代理人
主权项
地址
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