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发明名称
Electrode support
摘要
申请公布号
US2164477(A)
申请公布日期
1939.07.04
申请号
US19380204968
申请日期
1938.04.29
申请人
RADIO CORPORATION OF AMERICA
发明人
SMITH PHILIP T.
分类号
H01J19/34
主分类号
H01J19/34
代理机构
代理人
主权项
地址
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