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发明名称
Vorrichtung, um an den Abnahmestellen eines Verbrauchers, z. B. einer Roentgenroehre, der an eine Stromquelle mit veraenderlicher Spannung angeschlossen ist, die Spannung mittels einer Gluehkathodenroehre konstant zu erhalten
摘要
申请公布号
DE497642(C)
申请公布日期
1930.05.19
申请号
DE1923I024218D
申请日期
1923.12.01
申请人
INTERNATIONAL GENERAL ELECTRIC COMPANY, INC.
发明人
分类号
H01H53/015;H05G1/30;H05G1/34
主分类号
H01H53/015
代理机构
代理人
主权项
地址
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