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发明名称
Thermionic cathode for electric discharge device
摘要
申请公布号
US2654045(A)
申请公布日期
1953.09.29
申请号
US19520265428
申请日期
1952.01.08
申请人
GENERAL ELECTRIC COMPANY
发明人
WRIGHT DONALD ARTHUR
分类号
H01J61/067
主分类号
H01J61/067
代理机构
代理人
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地址
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