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发明名称
Auxiliary motor control system
摘要
申请公布号
US1872926(A)
申请公布日期
1932.08.23
申请号
US19290409781
申请日期
1929.11.26
申请人
GAY FRAZER W
发明人
GAY FRAZER W.
分类号
H02P25/18
主分类号
H02P25/18
代理机构
代理人
主权项
地址
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