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经营范围
发明名称
An interrupter for adjusting or rectifying electric currents
摘要
申请公布号
GB333022(A)
申请公布日期
1930.08.07
申请号
GB19290020671
申请日期
1929.07.05
申请人
MARTIN PAUL;PAUL WANGEMANN
发明人
分类号
H01H29/00
主分类号
H01H29/00
代理机构
代理人
主权项
地址
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