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发明名称
High input impedance transistor amplifier
摘要
申请公布号
US2609459(A)
申请公布日期
1952.09.02
申请号
US19480068345
申请日期
1948.12.30
申请人
RADIO CORPORATION OF AMERICA
发明人
BERGSON GUSTAV
分类号
H03F1/56;H03F3/04
主分类号
H03F1/56
代理机构
代理人
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地址
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