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发明名称
摘要
申请公布号
BE647852(A)
申请公布日期
1964.11.12
申请号
BED647852
申请日期
1964.05.13
申请人
发明人
分类号
C07C2/30;C07C11/02;C08F4/52
主分类号
C07C2/30
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代理人
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