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发明名称
Ultrahigh-frequency electron discharge device
摘要
申请公布号
US2599263(A)
申请公布日期
1952.06.03
申请号
US19480022753
申请日期
1948.04.23
申请人
RADIO CORPORATION
发明人
LAW RUSSELL R.;PENSAK LOUIS
分类号
H01J21/06
主分类号
H01J21/06
代理机构
代理人
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