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经营范围
发明名称
High tension switch
摘要
申请公布号
US1949164(A)
申请公布日期
1934.02.27
申请号
US19300444580
申请日期
1930.04.15
申请人
RAILWAY AND INDUSTRIAL ENGINEERING COMPANY
发明人
KOPPITZ CARL G.
分类号
H01H3/46
主分类号
H01H3/46
代理机构
代理人
主权项
地址
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