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发明名称
IMPROVEMENTS IN CROSSED FIELD TRAVELLING WAVE TUBES
摘要
申请公布号
GB1220546(A)
申请公布日期
1971.01.27
申请号
GB19690035173
申请日期
1969.07.11
申请人
THOMSON-CSF
发明人
分类号
H01J23/075
主分类号
H01J23/075
代理机构
代理人
主权项
地址
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