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发明名称
HIGH FREQUENCY RESONATOR AND CIRCUIT
摘要
申请公布号
CA449865(A)
申请公布日期
1948.07.13
申请号
CAD449865
申请日期
申请人
RADIO CORPORATION OF AMERICA
发明人
PHILIP S. CARTER
分类号
主分类号
代理机构
代理人
主权项
地址
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