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发明名称
Катод для электрических разрядных приборов
摘要
申请公布号
SU65137(A3)
申请公布日期
1944.11.30
申请号
SU19400036558
申请日期
1940.10.16
申请人
GLAVNOE UPRAVLENIE ELEKTROSLABOTOCHNOJ PROMYSHLENNOSTI
发明人
ALLEN VIKTOR O.
分类号
H01J1/146;H01J9/04
主分类号
H01J1/146
代理机构
代理人
主权项
地址
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