Voltage measuring instrument providing readings with an adjustable magnification range,申请号US19550491166-传众专利搜索

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发明名称	Voltage measuring instrument providing readings with an adjustable magnification range
摘要
申请公布号	US2848684(A)	申请公布日期	1958.08.19
申请号	US19550491166	申请日期	1955.02.28
申请人	INSTITUT DE RECHERCHES DE LA SIDERURGIE	发明人	TUPPIN CLAUDE
分类号	G01R15/08	主分类号	G01R15/08
代理机构		代理人
主权项
地址

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