MONITORING METHOD OF CABLE INSULATION OF RESISTANT EARTH GROUP,申请号JP19770138675-传众专利搜索

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发明名称	MONITORING METHOD OF CABLE INSULATION OF RESISTANT EARTH GROUP
摘要
申请公布号	JPS5471383(A)	申请公布日期	1979.06.07
申请号	JP19770138675	申请日期	1977.11.18
申请人	SUMITOMO ELECTRIC INDUSTRIES	发明人	NAKAYAMA TADAHARU
分类号	G01R31/02;G01R27/18	主分类号	G01R31/02
代理机构		代理人
主权项
地址

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