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发明名称
摘要
申请公布号
DD97894(A5)
申请公布日期
1973.05.20
申请号
DD19710153270
申请日期
1971.02.23
申请人
发明人
分类号
C08K5/00;C09B47/00;C09B67/22;(IPC1-7):C09B57/00
主分类号
C08K5/00
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代理人
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