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经营范围
发明名称
Improvements relating to electric switches, more particularly to switches for high potential conductors
摘要
申请公布号
GB347209(A)
申请公布日期
1931.04.20
申请号
GB19300001917
申请日期
1930.01.20
申请人
THE OHIO BRASS COMPANY
发明人
分类号
H01H31/28
主分类号
H01H31/28
代理机构
代理人
主权项
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