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发明名称
High frequency electric resonator
摘要
申请公布号
GB660306(A)
申请公布日期
1951.11.07
申请号
GB19490009256
申请日期
1949.04.05
申请人
RADIO CORPORATION OF AMERICA
发明人
分类号
H01P7/00
主分类号
H01P7/00
代理机构
代理人
主权项
地址
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