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发明名称
LINE RESONATOR AND ELECTRON DISCHARGE DEVICE CIRCUIT
摘要
申请公布号
CA397327(A)
申请公布日期
1941.06.17
申请号
CAD397327
申请日期
申请人
RADIO CORPORATION OF AMERICA
发明人
ORVILLE E. DOW
分类号
主分类号
代理机构
代理人
主权项
地址
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