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发明名称
Low-noise amplifier
摘要
申请公布号
GB973758(A)
申请公布日期
1964.10.28
申请号
GB19620008993
申请日期
1962.03.08
申请人
S-F-D LABORATORIES,INC.
发明人
分类号
H03F7/04
主分类号
H03F7/04
代理机构
代理人
主权项
地址
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