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经营范围
发明名称
Open-work seam
摘要
申请公布号
GB454768(A)
申请公布日期
1936.10.07
申请号
GB19360008852
申请日期
1936.03.25
申请人
THE SINGER MANUFACTURING COMPANY
发明人
分类号
D05B3/04
主分类号
D05B3/04
代理机构
代理人
主权项
地址
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