Procédé de préparation des cétals,申请号FRD866680-传众专利搜索

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发明名称	Procédé de préparation des cétals
摘要
申请公布号	FR866680(A)	申请公布日期	1941.08.25
申请号	FRD866680	申请日期	1940.08.09
申请人	E. I. DU PONT DE NEMOURS AND CO	发明人
分类号	C07C43/30	主分类号	C07C43/30
代理机构		代理人
主权项
地址

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