EARTH LEAKAGE DETECTION CIRCUIT,申请号GB19740056577-传众专利搜索

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发明名称	EARTH LEAKAGE DETECTION CIRCUIT
摘要
申请公布号	GB1473669(A)	申请公布日期	1977.05.18
申请号	GB19740056577	申请日期	1974.05.08
申请人	SATYANARYANA V;GANDHI B	发明人
分类号	H02H3/16;(IPC1-7):H02H3/16	主分类号	H02H3/16
代理机构		代理人
主权项
地址

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