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发明名称
Improvements relating to space charge wave amplifiers
摘要
申请公布号
GB827739(A)
申请公布日期
1960.02.10
申请号
GB19560012523
申请日期
1956.04.24
申请人
GENERAL ELECTRIC COMPANY
发明人
分类号
H01J23/083;H01J25/20;H01J25/38
主分类号
H01J23/083
代理机构
代理人
主权项
地址
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