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发明名称
Thread severing device for sewing machines
摘要
申请公布号
US2846967(A)
申请公布日期
1958.08.12
申请号
US19550552085
申请日期
1955.12.09
申请人
G. M. PFAFF A.-G.
发明人
DOERR JOHANNES;DREHER WILHELM
分类号
D05B65/00;D05B73/12
主分类号
D05B65/00
代理机构
代理人
主权项
地址
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