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经营范围
发明名称
Electron beam tube with less than three hundred mils spacing between the target electrode and photocathode electrode
摘要
申请公布号
US3202853(A)
申请公布日期
1965.08.24
申请号
US19600050031
申请日期
1960.08.16
申请人
RADIO CORPORATION OF AMERICA
发明人
WEIMER PAUL K.
分类号
H01J31/36
主分类号
H01J31/36
代理机构
代理人
主权项
地址
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