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经营范围
发明名称
A process of preparing dihydropyridine derivatives
摘要
申请公布号
GB640189(A)
申请公布日期
1950.07.12
申请号
GB19470030497
申请日期
1947.11.17
申请人
N.V. DE BATAAFSCHE PETROLEUM MAATSCHAPPIJ
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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