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发明名称
PERFECCIONAMIENTOS EN LAS MAQUINAS DE REFRENTAR Y PERFILAR
摘要
申请公布号
ES244849(A1)
申请公布日期
1959.02.01
申请号
ES19490002448
申请日期
1958.10.23
申请人
PENALBA CASTANARES, VALENTIN
发明人
分类号
B21D;B24D;(IPC1-7):B21D;B23
主分类号
B21D
代理机构
代理人
主权项
地址
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