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发明名称
Skip-stitch mechanisms for sewing machines
摘要
申请公布号
US2722186(A)
申请公布日期
1955.11.01
申请号
US19520310777
申请日期
1952.09.22
申请人
THE SINGER MANUFACTURING COMPANY
发明人
POFFENBERGER EVERETT
分类号
D05B57/02;D05B81/00
主分类号
D05B57/02
代理机构
代理人
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