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发明名称
IMPROVED ELECTRON TUBE
摘要
申请公布号
GB2143672(A)
申请公布日期
1985.02.13
申请号
GB19840005126
申请日期
1984.02.28
申请人
* MA COM INC
发明人
JOHN E * BURR
分类号
H01J23/213;(IPC1-7):H01J23/213;H01J23/12;H01J25/587;H02K37/00
主分类号
H01J23/213
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代理人
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