Protective relay for transmission lines,申请号US19470730683-传众专利搜索

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发明名称	Protective relay for transmission lines
摘要
申请公布号	US2545987(A)	申请公布日期	1951.03.20
申请号	US19470730683	申请日期	1947.02.25
申请人	WESTINGHOUSE ELECTRIC CORPORATION	发明人	BLACKBURN JOHN L.
分类号	H02H3/06	主分类号	H02H3/06
代理机构		代理人
主权项
地址

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