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发明名称
Speed comparing and controlling servosystem
摘要
申请公布号
US2987662(A)
申请公布日期
1961.06.06
申请号
US19580779233
申请日期
1958.12.09
申请人
JAMIESON ROBERT S
发明人
JAMIESON ROBERT S.
分类号
G05D3/14;H02P5/52
主分类号
G05D3/14
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代理人
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地址
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