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经营范围
发明名称
Differential amplifier
摘要
申请公布号
US3178651(A)
申请公布日期
1965.04.13
申请号
US19610129182
申请日期
1961.08.03
申请人
UNITED AIRCRAFT CORPORATION
发明人
KEGELMAN THOMAS D.
分类号
G06G7/14
主分类号
G06G7/14
代理机构
代理人
主权项
地址
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