Perfectionnements aux systèmes de communications par courants porteurs,申请号FRD938618-传众专利搜索

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发明名称	Perfectionnements aux systèmes de communications par courants porteurs
摘要
申请公布号	FR938618(A)	申请公布日期	1948.10.20
申请号	FRD938618	申请日期	1946.09.10
申请人	COMPAGNIE FRANCAISE THOMSON-HOUSTON	发明人
分类号	H04B3/54	主分类号	H04B3/54
代理机构		代理人
主权项
地址

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