Perfectionnements aux systèmes assurant le secret des communications,申请号FR19590793680-传众专利搜索

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发明名称	Perfectionnements aux systèmes assurant le secret des communications
摘要
申请公布号	FR1233129(A)	申请公布日期	1960.10.12
申请号	FR19590793680	申请日期	1959.04.30
申请人	TELECOMMUNICATIONS RADIOELECTRIQUES ET TELEPHONIQUES	发明人	DAGUET JACQUES
分类号	H04K1/04	主分类号	H04K1/04
代理机构		代理人
主权项
地址

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