Procédé de préparation, à partir d'un mélange de stérines, de produits à base de provitamine d transformable en vitamine active à l'égard des poussins,申请号FRD825971-传众专利搜索

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发明名称	Procédé de préparation, à partir d'un mélange de stérines, de produits à base de provitamine d transformable en vitamine active à l'égard des poussins
摘要
申请公布号	FR825971(A)	申请公布日期	1938.03.18
申请号	FRD825971	申请日期	1936.06.22
申请人	N. V. PHILIPS' GLOEILAMPENFABRIEKEN	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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