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发明名称
Improvements in or relating to electron discharge devices using transverse wave modulation
摘要
申请公布号
GB1109145(A)
申请公布日期
1968.04.10
申请号
GB19650034320
申请日期
1965.08.11
申请人
SIEMENS AKTIENGESELLSCHAFT
发明人
分类号
H01J25/49
主分类号
H01J25/49
代理机构
代理人
主权项
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