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发明名称
PERFECCIONAMIENTOS EN LA FABRICACIËN DE CLASIFICADORES
摘要
申请公布号
ES247616(A3)
申请公布日期
1959.11.01
申请号
ES19160002476
申请日期
1959.02.28
申请人
WIECO, S.A.
发明人
分类号
(IPC1-7):B07
主分类号
(IPC1-7):B07
代理机构
代理人
主权项
地址
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