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发明名称
Folder attachment for sewing machines
摘要
申请公布号
US2278043(A)
申请公布日期
1942.03.31
申请号
US19400332892
申请日期
1940.05.02
申请人
THE SINGER MANUFACTURING COMPANY
发明人
SAILER RUDOLPH J.
分类号
D05B35/06
主分类号
D05B35/06
代理机构
代理人
主权项
地址
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