Perfectionnements à la construction des paires concentriques,申请号FRD62479-传众专利搜索

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发明名称	Perfectionnements à la construction des paires concentriques
摘要
申请公布号	FR62479(E)	申请公布日期	1955.06.14
申请号	FRD62479	申请日期	1952.02.19
申请人	SOCIETE ANONYME DE TELECOMMUNICATIONS	发明人	VERGES PAUL
分类号	H01B13/14;H01B13/18	主分类号	H01B13/14
代理机构		代理人
主权项
地址

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