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发明名称
Magnetfeldroehrenanordnung fuer ultrakurze Wellen
摘要
申请公布号
DE738321(C)
申请公布日期
1943.08.12
申请号
DE1938T051444D
申请日期
1938.12.10
申请人
TELEFUNKEN GESELLSCHAFT FUER DRAHTLOSE TELEGRAPHIE M.B.H.
发明人
FRITZ DR. PHIL. KARL
分类号
H01J25/54
主分类号
H01J25/54
代理机构
代理人
主权项
地址
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