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经营范围
发明名称
A negative conductance amplifier arrangement
摘要
申请公布号
GB917475(A)
申请公布日期
1963.02.06
申请号
GB19610024124
申请日期
1961.07.04
申请人
STANDARD TELEPHONES AND CABLES LIMITED
发明人
分类号
H03F7/00
主分类号
H03F7/00
代理机构
代理人
主权项
地址
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