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发明名称
Laufzeit-Oszillatorröhre für Breitbandbetrieb.
摘要
申请公布号
CH262418(A)
申请公布日期
1949.06.30
申请号
CHD262418
申请日期
1947.08.21
申请人
STANDARD TELEPHON UND RADIO AG.
发明人
AG. STANDARD TELEPHON UND RADIO
分类号
H01J25/02;H01J25/30
主分类号
H01J25/02
代理机构
代理人
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