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发明名称
PERFECCIONAMIENTOS INTRODUCIDOS EN LA FABRICACION Y FIJACIONDE TUERCAS.
摘要
申请公布号
ES450248(A1)
申请公布日期
1977.09.01
申请号
ES19480004502
申请日期
1976.07.28
申请人
SUBIRACHS JULVE MERCEDES
发明人
分类号
B21H;(IPC1-7):21H/
主分类号
B21H
代理机构
代理人
主权项
地址
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