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经营范围
发明名称
Hinge device for sewing machines
摘要
申请公布号
GB773176(A)
申请公布日期
1957.04.24
申请号
GB19550025108
申请日期
1955.09.01
申请人
THE SINGER MANUFACTURING COMPANY
发明人
分类号
D05B75/06
主分类号
D05B75/06
代理机构
代理人
主权项
地址
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