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发明名称
摘要
申请公布号
GB1256774(A)
申请公布日期
1971.12.15
申请号
GBD1256774
申请日期
1969.09.05
申请人
发明人
分类号
C07D307/52;C07D333/36
主分类号
C07D307/52
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代理人
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地址
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