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经营范围
发明名称
Electromagnets
摘要
申请公布号
GB568867(A)
申请公布日期
1945.04.24
申请号
GB19430018544
申请日期
1943.11.08
申请人
GEORGE RAYMOND HOOK;WESTOOL LIMITED
发明人
分类号
H01F7/16
主分类号
H01F7/16
代理机构
代理人
主权项
地址
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