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发明名称
Work feeding mechanisms for sewing machines
摘要
申请公布号
US3320913(A)
申请公布日期
1967.05.23
申请号
US19650423181
申请日期
1965.01.04
申请人
THE SINGER COMPANY
发明人
LAIDIG MANFRED R.
分类号
D05B27/02
主分类号
D05B27/02
代理机构
代理人
主权项
地址
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