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发明名称
Switch structure with means to prevent arcing upon circuit closure
摘要
申请公布号
US2040405(A)
申请公布日期
1936.05.12
申请号
US19350018742
申请日期
1935.04.29
申请人
PENN ELECTRIC SWITCH CO.
发明人
PERSONS LAWRENCE M.
分类号
H01H9/54
主分类号
H01H9/54
代理机构
代理人
主权项
地址
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