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发明名称
Electron gun having a segmented control electrode
摘要
申请公布号
US3358174(A)
申请公布日期
1967.12.12
申请号
US19640419429
申请日期
1964.12.18
申请人
GENERAL ELECTRIC COMPANY
发明人
JR. WILLIAM E. GLENN,
分类号
H01J3/02;H01J29/54
主分类号
H01J3/02
代理机构
代理人
主权项
地址
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