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经营范围
发明名称
Improvements in or relating to buttonhole sewing machines
摘要
申请公布号
GB511493(A)
申请公布日期
1939.08.21
申请号
GB19370031640
申请日期
1937.11.17
申请人
THE INTERNATIONAL BUTTON HOLE SEWING MACHINE COMPANY
发明人
分类号
D05B3/06;D05B73/12
主分类号
D05B3/06
代理机构
代理人
主权项
地址
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