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发明名称
Electromagnetic switch
摘要
申请公布号
US2474742(A)
申请公布日期
1949.06.28
申请号
US19430493811
申请日期
1943.07.08
申请人
CUTLER-HAMMER, INC.
发明人
KUHN CLARENCE W.
分类号
H01H50/30
主分类号
H01H50/30
代理机构
代理人
主权项
地址
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