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发明名称
Apparatus for manufacturing electron tubes
摘要
申请公布号
US3136028(A)
申请公布日期
1964.06.09
申请号
US19610103391
申请日期
1961.04.17
申请人
RADIO CORPORATION OF AMERICA
发明人
HUMEN NICHOLAS
分类号
H01J19/46
主分类号
H01J19/46
代理机构
代理人
主权项
地址
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