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经营范围
发明名称
Sewing machine
摘要
申请公布号
US2097246(A)
申请公布日期
1937.10.26
申请号
US19350025590
申请日期
1935.06.08
申请人
UNION SPECIAL MACHINE COMPANY
发明人
CHRISTENSEN NORMAN V.
分类号
D05B69/30
主分类号
D05B69/30
代理机构
代理人
主权项
地址
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