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发明名称
Folding guide for sewing machines
摘要
申请公布号
US1988140(A)
申请公布日期
1935.01.15
申请号
US19330654975
申请日期
1933.02.03
申请人
THE SINGER MANUFACTURING COMPANY
发明人
SAILER RUDOLPH J.
分类号
D05B35/06
主分类号
D05B35/06
代理机构
代理人
主权项
地址
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