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发明名称
Feeding mechanism for sewing machines
摘要
申请公布号
US1916180(A)
申请公布日期
1933.06.27
申请号
US19310528794
申请日期
1931.04.09
申请人
THE SINGER MANUFACTURING COMPANY
发明人
WATERMAN MAX L.
分类号
D05B27/04
主分类号
D05B27/04
代理机构
代理人
主权项
地址
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