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发明名称
Electron tube
摘要
申请公布号
GB1112027(A)
申请公布日期
1968.05.01
申请号
GB19680000141
申请日期
1965.05.06
申请人
VARIAN ASSOCIATES
发明人
JOLLY JAMES ALVIN
分类号
H01J19/80;H01J23/20;H01J25/04;H01P7/06
主分类号
H01J19/80
代理机构
代理人
主权项
地址
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