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经营范围
发明名称
Multiway electric switch
摘要
申请公布号
US2498805(A)
申请公布日期
1950.02.28
申请号
US19480039681
申请日期
1948.07.20
申请人
LEON GUREVSKY
发明人
GUREVSKY LEON
分类号
H01H19/56
主分类号
H01H19/56
代理机构
代理人
主权项
地址
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