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发明名称
PERFECCIONAMIENTOS EN INDICADORES DE PRECIOS Y SIMILARES.
摘要
申请公布号
ES1011504(Y)
申请公布日期
1990.11.01
申请号
ES19890002808U
申请日期
1988.05.10
申请人
CHAMORRO BARRERA ANTONIO
发明人
分类号
G09F3/02;(IPC1-7):G09F3/02
主分类号
G09F3/02
代理机构
代理人
主权项
地址
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