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发明名称
Improvements in or relating to thread draw-off devices for sewing machines
摘要
申请公布号
GB797614(A)
申请公布日期
1958.07.02
申请号
GB19550036396
申请日期
1955.12.20
申请人
G. M. PFAFF A.G.
发明人
分类号
D05B51/00
主分类号
D05B51/00
代理机构
代理人
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