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经营范围
发明名称
Entladungsroehre mit doppelter Steuerung des Entladungsstromes
摘要
申请公布号
DE897595(C)
申请公布日期
1953.11.23
申请号
DE1938T002224D
申请日期
1938.04.09
申请人
TELEFUNKEN GESELLSCHAFT FUER DRAHTLOSE TELEGRAPHIE M.B.H.
发明人
ROTHE HORST DR.-ING.;KLEEN WERNER DR. PHIL. NAT. HABIL.
分类号
H01J21/02
主分类号
H01J21/02
代理机构
代理人
主权项
地址
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