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经营范围
发明名称
Sewing machine
摘要
申请公布号
US2077151(A)
申请公布日期
1937.04.13
申请号
US19340753671
申请日期
1934.11.19
申请人
UNION SPECIAL MACHINE COMPANY
发明人
NELSON CARL O.
分类号
D05B57/14
主分类号
D05B57/14
代理机构
代理人
主权项
地址
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