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经营范围
发明名称
Automatic bias control
摘要
申请公布号
US2143689(A)
申请公布日期
1939.01.10
申请号
US19360078949
申请日期
1936.05.09
申请人
GENERAL ELECTRIC COMPANY
发明人
DOME ROBERT B.
分类号
H03F1/04
主分类号
H03F1/04
代理机构
代理人
主权项
地址
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