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发明名称
Sewing machine attachment
摘要
申请公布号
US1994965(A)
申请公布日期
1935.03.19
申请号
US19280315202
申请日期
1928.10.26
申请人
CHARLES SEAMAN
发明人
SEAMAN CHARLES
分类号
D05B29/06;D05B35/06
主分类号
D05B29/06
代理机构
代理人
主权项
地址
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