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发明名称
Improvements in sewing machines
摘要
申请公布号
GB709864(A)
申请公布日期
1954.06.02
申请号
GB19520016094
申请日期
1952.06.26
申请人
OTTO HESS
发明人
分类号
D05B71/00
主分类号
D05B71/00
代理机构
代理人
主权项
地址
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