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发明名称
Loop-taker mechanism for sewing machines
摘要
申请公布号
US2236830(A)
申请公布日期
1941.04.01
申请号
US19390299415
申请日期
1939.10.14
申请人
THE SINGER MANUFACTURING COMPANY
发明人
MYERS WALTER
分类号
D05B57/14
主分类号
D05B57/14
代理机构
代理人
主权项
地址
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