Systèmes de communication par impulsions électriques,申请号FRD1047174-传众专利搜索

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发明名称	Systèmes de communication par impulsions électriques
摘要
申请公布号	FR1047174(A)	申请公布日期	1953.12.11
申请号	FRD1047174	申请日期	1951.05.18
申请人	INTERNATIONAL STANDARD ELECTRIC CORPORATION	发明人	EARP CHARLES WILLIAM
分类号	H04J3/06	主分类号	H04J3/06
代理机构		代理人
主权项
地址

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