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发明名称
PROCEDIMIENTO DE FABRICACIoN DE DEPoSITOS METáLICOS CLASIFICADORES
摘要
申请公布号
ES238732(A3)
申请公布日期
1958.09.16
申请号
ES19320002387
申请日期
1957.11.23
申请人
LETONA ARRIETA, JESUS
发明人
分类号
(IPC1-7):B42
主分类号
(IPC1-7):B42
代理机构
代理人
主权项
地址
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