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发明名称
摘要
申请公布号
BE648920(A)
申请公布日期
1964.12.07
申请号
BED648920
申请日期
1964.06.05
申请人
发明人
分类号
C08F210/18;C08F236/04
主分类号
C08F210/18
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代理人
主权项
地址
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