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发明名称
Sewing machine thread spool unwinder
摘要
申请公布号
GB958742(A)
申请公布日期
1964.05.27
申请号
GB19620048260
申请日期
1962.12.20
申请人
THE SINGER COMPANY
发明人
分类号
B65H57/18;D05B43/00
主分类号
B65H57/18
代理机构
代理人
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