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经营范围
发明名称
D.c. motor control circuit
摘要
申请公布号
US3373331(A)
申请公布日期
1968.03.12
申请号
US19650434364
申请日期
1965.02.23
申请人
POWER ENGINEERING, INC.
发明人
DOW RONALD C.
分类号
H02P7/292
主分类号
H02P7/292
代理机构
代理人
主权项
地址
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