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发明名称
Improvements in work feeding mechanism for sewing machines
摘要
申请公布号
GB676955(A)
申请公布日期
1952.08.06
申请号
GB19510004804
申请日期
1951.02.28
申请人
UNION SPECIAL MACHINE COMPANY
发明人
分类号
D05B27/22
主分类号
D05B27/22
代理机构
代理人
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