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经营范围
发明名称
Improvements relating to motor control systems and circuits particularly for positional and velocity control
摘要
申请公布号
GB619041(A)
申请公布日期
1949.03.03
申请号
GB19450008794
申请日期
1945.04.09
申请人
SPERRY GYROSCOPE COMPANY, INC.
发明人
分类号
G05D3/12
主分类号
G05D3/12
代理机构
代理人
主权项
地址
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