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发明名称
摘要
申请公布号
DD124114(A5)
申请公布日期
1977.02.02
申请号
DD19750189924
申请日期
1975.12.05
申请人
发明人
分类号
C07C46/10;B01D3/14;C07C45/00;C07C50/24;C07C67/00;(IPC1-7):C07C45/24;C07C49/735
主分类号
C07C46/10
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代理人
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