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发明名称
摘要
申请公布号
BE727091(A)
申请公布日期
1969.07.22
申请号
BED727091
申请日期
1969.01.20
申请人
发明人
分类号
C07D231/52;G03C7/327;G03C7/384
主分类号
C07D231/52
代理机构
代理人
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地址
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