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发明名称
Einrichtung zur UEberwachung von Erdschluessen
摘要
申请公布号
DE823897(C)
申请公布日期
1951.12.06
申请号
DE1950L006086
申请日期
1950.10.24
申请人
CARL LUDWIG LEHNER
发明人
LEHNER CARL LUDWIG
分类号
G01R27/18;G08B29/00;H02H9/08
主分类号
G01R27/18
代理机构
代理人
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