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发明名称
Electron gun and mounting therefor
摘要
申请公布号
US2592242(A)
申请公布日期
1952.04.08
申请号
US19500174769
申请日期
1950.07.19
申请人
GENERAL ELECTRIC COMPANY
发明人
CAMPBELL VON C.
分类号
H01J29/84
主分类号
H01J29/84
代理机构
代理人
主权项
地址
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