Single-element modified impedance relay,申请号US19480016872-传众专利搜索

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发明名称	Single-element modified impedance relay
摘要
申请公布号	US2542809(A)	申请公布日期	1951.02.20
申请号	US19480016872	申请日期	1948.03.24
申请人	WESTINGHOUSE ELECTRIC CORPORATION	发明人	GOLDSBOROUGH SHIRLEY L.
分类号	H02H1/00	主分类号	H02H1/00
代理机构		代理人
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