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发明名称
Electron discharge device of the cavity resonator type
摘要
申请公布号
US2635207(A)
申请公布日期
1953.04.14
申请号
US19500198612
申请日期
1950.12.01
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
GODDARD CHARLES T.
分类号
H01J25/24
主分类号
H01J25/24
代理机构
代理人
主权项
地址
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