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经营范围
发明名称
Substituted pyridinium salts
摘要
申请公布号
US2632761(A)
申请公布日期
1953.03.24
申请号
US19500161269
申请日期
1950.05.10
申请人
BRISTOL LABORATORIES, INC.
发明人
CHENEY LEE C.
分类号
C07D213/20;C07D213/30;C07D213/61;C07D213/65;C07D213/80
主分类号
C07D213/20
代理机构
代理人
主权项
地址
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