Alternating current responsive devices,申请号US19550518900-传众专利搜索

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发明名称	Alternating current responsive devices
摘要
申请公布号	US2993170(A)	申请公布日期	1961.07.18
申请号	US19550518900	申请日期	1955.06.29
申请人	WESTINGHOUSE ELECTRIC CORPORATION	发明人	SMITH UEL L.
分类号	G01R23/02	主分类号	G01R23/02
代理机构		代理人
主权项
地址

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