Perfectionnements aux récepteurs d'ondes hertziennes,申请号FRD822958-传众专利搜索

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发明名称	Perfectionnements aux récepteurs d'ondes hertziennes
摘要
申请公布号	FR822958(A)	申请公布日期	1938.01.11
申请号	FRD822958	申请日期	1937.06.11
申请人	COMPAGNIE FRANCAISE POUR L'EXPLOITATION DES PROCEDES THOMSON-HOUSTON	发明人
分类号	H03G11/04	主分类号	H03G11/04
代理机构		代理人
主权项
地址

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