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经营范围
发明名称
Electronic signal amplifier
摘要
申请公布号
GB999369(A)
申请公布日期
1965.07.21
申请号
GB19630009948
申请日期
1963.03.13
申请人
HUGHES AIRCRAFT COMPANY
发明人
分类号
H03K3/013;H03K3/286;H03K5/02
主分类号
H03K3/013
代理机构
代理人
主权项
地址
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