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发明名称
摘要
申请公布号
CS174106(B2)
申请公布日期
1977.03.31
申请号
CS19680001220
申请日期
1968.02.16
申请人
发明人
分类号
C08G18/32;D01F;(IPC1-7):C08G18/32
主分类号
C08G18/32
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代理人
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