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经营范围
发明名称
Variable reluctance amplifier
摘要
申请公布号
US2686292(A)
申请公布日期
1954.08.10
申请号
US19510214696
申请日期
1951.03.09
申请人
SERVO CORPORATION
发明人
MACKLEM F. SUTHERLAND
分类号
H03F9/02
主分类号
H03F9/02
代理机构
代理人
主权项
地址
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