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经营范围
发明名称
Loop spreading mechanism for sewing machines
摘要
申请公布号
US2812735(A)
申请公布日期
1957.11.12
申请号
US19550521657
申请日期
1955.07.13
申请人
WILLCOX & GIBBS SEWING MACHINE COMPANY
发明人
NELSON CLARENCE R.
分类号
D05B61/00
主分类号
D05B61/00
代理机构
代理人
主权项
地址
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