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发明名称
Portable electric tool
摘要
申请公布号
US2456571(A)
申请公布日期
1948.12.14
申请号
US19470773814
申请日期
1947.09.13
申请人
THE SINGER MANUFACTURING COMPANY
发明人
TURNER EDGAR P.;HAPPE REYNOLD
分类号
B23B45/00;B23Q11/12
主分类号
B23B45/00
代理机构
代理人
主权项
地址
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