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发明名称
Perfectionnements aux machines à coudre
摘要
申请公布号
FR1006831(A)
申请公布日期
1952.04.28
申请号
FRD1006831
申请日期
1949.11.25
申请人
MEFINA S. A.
发明人
分类号
D05B51/00;D05B73/00
主分类号
D05B51/00
代理机构
代理人
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