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发明名称
Direction controlling means for synchronous motors
摘要
申请公布号
US3146867(A)
申请公布日期
1964.09.01
申请号
US19600050699
申请日期
1960.08.19
申请人
CONTROLS COMPANY OF AMERICA
发明人
BERG RALPH L.
分类号
H02K7/118
主分类号
H02K7/118
代理机构
代理人
主权项
地址
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