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发明名称
Electromechanical servo device
摘要
申请公布号
US2208623(A)
申请公布日期
1940.07.23
申请号
US19390265265
申请日期
1939.03.31
申请人
RADIO CORPORATION
发明人
BOND DONALD S.
分类号
G05D3/14
主分类号
G05D3/14
代理机构
代理人
主权项
地址
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