GROUND FAULT POSITION SURVEYING METHOD,申请号JP19900024375-传众专利搜索

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发明名称	GROUND FAULT POSITION SURVEYING METHOD
摘要
申请公布号	JPH03229168(A)	申请公布日期	1991.10.11
申请号	JP19900024375	申请日期	1990.02.05
申请人	HITACHI ELEVATOR ENG & SERVICE CO LTD	发明人	SAWADA TAKESHI
分类号	G01R31/02;G01R31/08;H02H3/17	主分类号	G01R31/02
代理机构		代理人
主权项
地址

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