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发明名称
摘要
申请公布号
BG22223(A1)
申请公布日期
1977.02.20
申请号
BG19750029427
申请日期
1975.03.25
申请人
发明人
分类号
C08J11/04;C08L17/00;(IPC1-7):08J11/04;08L17/00
主分类号
C08J11/04
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代理人
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