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经营范围
发明名称
Improvements in electro-magnetic motors
摘要
申请公布号
GB607583(A)
申请公布日期
1948.09.01
申请号
GB19460004072
申请日期
1946.02.08
申请人
JOHN WALSH-HUNT
发明人
分类号
H02K7/065
主分类号
H02K7/065
代理机构
代理人
主权项
地址
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