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经营范围
发明名称
Electron gun structure
摘要
申请公布号
US3247410(A)
申请公布日期
1966.04.19
申请号
US19630283837
申请日期
1963.05.28
申请人
HUGHES AIRCRAFT COMPANY
发明人
OESS FREDERICK G.
分类号
H01J29/82
主分类号
H01J29/82
代理机构
代理人
主权项
地址
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