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发明名称
Automatic control for motors
摘要
申请公布号
US1947533(A)
申请公布日期
1934.02.20
申请号
US19310543517
申请日期
1931.06.11
申请人
THE KIMBLE ELECTRIC CO.
发明人
NIES JOHN D.
分类号
H02P1/34
主分类号
H02P1/34
代理机构
代理人
主权项
地址
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