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发明名称
Electronic device
摘要
申请公布号
US2577164(A)
申请公布日期
1951.12.04
申请号
US19460642047
申请日期
1946.01.18
申请人
RADIO CORPORATION OF AMERICA
发明人
SZIKLAI GEORGE C.
分类号
H01J17/04;H01J43/02
主分类号
H01J17/04
代理机构
代理人
主权项
地址
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