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经营范围
发明名称
Procédé de préparation de composés de la série de vitamines A ainsi que de composés à activité de vitamines A en obtenus par transformation
摘要
申请公布号
BE603425(A1)
申请公布日期
1961.11.06
申请号
BE19610603425
申请日期
1961.05.04
申请人
N.V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
(IPC1-7):C07C
主分类号
(IPC1-7):C07C
代理机构
代理人
主权项
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