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发明名称
Röhre mit selbständiger Entladung zum Verstärken, Empfangen und Erzeugen von Wechselströmen.
摘要
申请公布号
CH150452(A)
申请公布日期
1931.10.31
申请号
CHD150452
申请日期
1930.04.01
申请人
SEIBT,GEORG,DR.
发明人
SEIBT,GEORG,DR.
分类号
H01J21/10
主分类号
H01J21/10
代理机构
代理人
主权项
地址
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