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发明名称
Einrichtung zum Zuenden und Ausloeschen des Lichtbogens von Bogenlampen fuer hohe Stromstaerke, insbesondere fuer Signalzwecke
摘要
申请公布号
DE674335(C)
申请公布日期
1939.04.12
申请号
DE1933Z020925D
申请日期
1933.04.01
申请人
FIRMA CARL ZEISS
发明人
分类号
H05B31/00
主分类号
H05B31/00
代理机构
代理人
主权项
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