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发明名称
Time signal selector switch
摘要
申请公布号
US2541257(A)
申请公布日期
1951.02.13
申请号
US19460704668
申请日期
1946.10.21
申请人
JUDD CLARE G
发明人
JUDD CLARE G.
分类号
G04C23/26
主分类号
G04C23/26
代理机构
代理人
主权项
地址
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