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发明名称
Mechanism for actuating the needle bar and thread puller in a sewing machine
摘要
申请公布号
US2704987(A)
申请公布日期
1955.03.29
申请号
US19510258332
申请日期
1951.11.27
申请人
MEFINA S. A.
发明人
COURT JEAN;ROBERT RAMON CASAS
分类号
D05B49/02
主分类号
D05B49/02
代理机构
代理人
主权项
地址
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