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经营范围
发明名称
Improvements in electromagnetic switches
摘要
申请公布号
GB411658(A)
申请公布日期
1934.06.14
申请号
GB19330012357
申请日期
1933.09.18
申请人
GEORGE WILKINSON
发明人
分类号
H01H29/16
主分类号
H01H29/16
代理机构
代理人
主权项
地址
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