Phase angle and power factor measuring and indicating devices,申请号US19590811232-传众专利搜索

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发明名称	Phase angle and power factor measuring and indicating devices
摘要
申请公布号	US2970263(A)	申请公布日期	1961.01.31
申请号	US19590811232	申请日期	1959.05.05
申请人	FROST EMERSON L	发明人	FROST EMERSON L.
分类号	G01R25/00	主分类号	G01R25/00
代理机构		代理人
主权项
地址

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