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经营范围
发明名称
ELECTRIC SWITCH
摘要
申请公布号
CA411894(A)
申请公布日期
1943.04.20
申请号
CAD411894
申请日期
申请人
CANADIAN GENERAL ELECTRIC COMPANY
发明人
PHILIP HUTT
分类号
主分类号
代理机构
代理人
主权项
地址
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