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发明名称
摘要
申请公布号
CS160968(B1)
申请公布日期
1975.05.04
申请号
CS19690002271
申请日期
1969.03.28
申请人
发明人
分类号
C07C209/48;(IPC1-7):C07C85/12
主分类号
C07C209/48
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代理人
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地址
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