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经营范围
发明名称
Sewing machine
摘要
申请公布号
US2031675(A)
申请公布日期
1936.02.25
申请号
US19340718907
申请日期
1934.04.04
申请人
WILHELM SCHWEIGER CURT
发明人
SCHWEIGER CURT WILHELM
分类号
D05B3/02
主分类号
D05B3/02
代理机构
代理人
主权项
地址
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