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发明名称
Improvements in and relating to sewing machines
摘要
申请公布号
GB688957(A)
申请公布日期
1953.03.18
申请号
GB19510014606
申请日期
1951.06.20
申请人
DUERKOPPWERKE AKTIENGESELLSCHAFT
发明人
分类号
D05B27/22
主分类号
D05B27/22
代理机构
代理人
主权项
地址
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