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发明名称
Einrichtung zum Anschluss von Schwachstromapparaten an geerdete Gleichstromnetze mit Nulleiter
摘要
申请公布号
DE638568(C)
申请公布日期
1936.11.19
申请号
DE1933R089000D
申请日期
1933.10.17
申请人
FRIEDRICH REIBER
发明人
分类号
H02J11/00
主分类号
H02J11/00
代理机构
代理人
主权项
地址
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