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发明名称
Electric servo
摘要
申请公布号
US2454832(A)
申请公布日期
1948.11.30
申请号
US19460649107
申请日期
1946.02.20
申请人
PAULUS CHARLES L
发明人
PAULUS CHARLES L.
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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