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经营范围
发明名称
Sewing machine
摘要
申请公布号
US1997103(A)
申请公布日期
1935.04.09
申请号
US19330674791
申请日期
1933.06.08
申请人
CONNER DEWEY L
发明人
CONNER DEWEY L.
分类号
D05B3/14
主分类号
D05B3/14
代理机构
代理人
主权项
地址
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