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发明名称
Method for measuring an earthing resistance of an earth electrode and arrangement for carrying out this method.
摘要
申请公布号
CH624774(A5)
申请公布日期
1981.08.14
申请号
CH19770014440
申请日期
1977.11.24
申请人
ITT INDUSTRIES, INC.
发明人
WALTER LENGENFELDER
分类号
G01R27/20;(IPC1-7):G01R27/20
主分类号
G01R27/20
代理机构
代理人
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地址
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