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发明名称
Electron discharge device and associated circuit
摘要
申请公布号
US2462510(A)
申请公布日期
1949.02.22
申请号
US19450616911
申请日期
1945.09.17
申请人
RADIO CORPORATION OF AMERICA
发明人
KORMAN NATHANIEL I.
分类号
H01J25/55
主分类号
H01J25/55
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代理人
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