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发明名称
PROCEDIMIENTO DE OBTENCION DE PAPEL DE SEGURIDAD PROTEGIDO CONTRA ALTERACIONES.
摘要
申请公布号
ES510703(D0)
申请公布日期
1983.12.01
申请号
ES20030005107
申请日期
1982.03.23
申请人
MERLO MORENO FERNANDO
发明人
分类号
(IPC1-7):21H3/80
主分类号
(IPC1-7):21H3/80
代理机构
代理人
主权项
地址
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