Systèmes de transmission d'ondes ultra-courtes,申请号FRD944575-传众专利搜索

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发明名称	Systèmes de transmission d'ondes ultra-courtes
摘要
申请公布号	FR944575(A)	申请公布日期	1949.04.08
申请号	FRD944575	申请日期	1947.03.21
申请人	SADIR-CARPENTIER	发明人	MARIE GEORGES-ROBERT-PIERR
分类号	H01P1/213;H04J1/08	主分类号	H01P1/213
代理机构		代理人
主权项
地址

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