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发明名称
Presser-foot mechanism for rug sewing
摘要
申请公布号
US2560334(A)
申请公布日期
1951.07.10
申请号
US19490089737
申请日期
1949.04.26
申请人
THE SINGER MANUFACTURING COMPANY
发明人
ENOS JOHN P.
分类号
D05B29/00
主分类号
D05B29/00
代理机构
代理人
主权项
地址
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