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经营范围
发明名称
Electric regulator
摘要
申请公布号
US2375320(A)
申请公布日期
1945.05.08
申请号
US19420436049
申请日期
1942.03.24
申请人
NEWTON BROTHERS (DERBY) LIMITED
发明人
NEWTON FREDERICK
分类号
H02P9/22
主分类号
H02P9/22
代理机构
代理人
主权项
地址
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