Means for testing low frequency systems,申请号GB19470027572-传众专利搜索

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发明名称	Means for testing low frequency systems
摘要
申请公布号	GB650819(A)	申请公布日期	1951.03.07
申请号	GB19470027572	申请日期	1947.10.14
申请人	GASTON JULIEN LOUIS GUYOT;PAUL GILLET	发明人
分类号	H03K3/04	主分类号	H03K3/04
代理机构		代理人
主权项
地址

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