Perfectionnements à la construction des cathodes,申请号FRD1020164-传众专利搜索

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发明名称	Perfectionnements à la construction des cathodes
摘要
申请公布号	FR1020164(A)	申请公布日期	1953.02.03
申请号	FRD1020164	申请日期	1950.06.14
申请人	E. I. DU PONT DE NEMOURS AND COMPANY	发明人
分类号	C25C7/02	主分类号	C25C7/02
代理机构		代理人
主权项
地址

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