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发明名称
Regulating device of electric machines
摘要
申请公布号
US2674717(A)
申请公布日期
1954.04.06
申请号
US19520274859
申请日期
1952.03.05
申请人
EMILE PONSY LOUIS
发明人
PONSY LOUIS EMILE
分类号
H02P9/18
主分类号
H02P9/18
代理机构
代理人
主权项
地址
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