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发明名称
摘要
申请公布号
NL7116894(A)
申请公布日期
1972.06.13
申请号
NL19710016894
申请日期
1971.12.09
申请人
发明人
分类号
C08F4/44;C08J3/12;(IPC1-7):C08F47/02
主分类号
C08F4/44
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