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发明名称
Button feed control for sewing machines
摘要
申请公布号
US2967497(A)
申请公布日期
1961.01.10
申请号
US19580773978
申请日期
1958.11.14
申请人
G. M. PFAFF A. G.
发明人
BRAUN OSKAR;WINZ KARL
分类号
D05B3/22
主分类号
D05B3/22
代理机构
代理人
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地址
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