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发明名称
Mount for electron discharge devices
摘要
申请公布号
US2113005(A)
申请公布日期
1938.04.05
申请号
US19360093534
申请日期
1936.07.31
申请人
RADIO CORPORATION OF AMERICA
发明人
SMITH NEWELL R.
分类号
H01J19/40
主分类号
H01J19/40
代理机构
代理人
主权项
地址
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