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发明名称
Electric switch
摘要
申请公布号
US2248154(A)
申请公布日期
1941.07.08
申请号
US19390259210
申请日期
1939.03.01
申请人
YOUNG BEN H
发明人
YOUNG BEN H.
分类号
H01H9/16;H01H17/00
主分类号
H01H9/16
代理机构
代理人
主权项
地址
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