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发明名称
Supporting device
摘要
申请公布号
US2295640(A)
申请公布日期
1942.09.15
申请号
US19390288094
申请日期
1939.08.03
申请人
WILLCOX & GIBBS SEWING MACHINE COMPANY
发明人
CUMFER DONALD A.
分类号
D05B75/04
主分类号
D05B75/04
代理机构
代理人
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地址
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