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发明名称
Improvements in electron-beam signal-amplifier tubes
摘要
申请公布号
GB1009316(A)
申请公布日期
1965.11.10
申请号
GB19640035520
申请日期
1964.08.31
申请人
PHILIPS ELECTRONIC AND ASSOCIATED INDUSTRIES LIMITED
发明人
分类号
H01J25/00;H01J25/34
主分类号
H01J25/00
代理机构
代理人
主权项
地址
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