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发明名称
SISTEMA PARA CONTROLAR A VALIDADE DA LEITURA POR UMA MAQUINA,DE UM CODIGO CONSTANTE DE UM DOCUMENTO
摘要
申请公布号
BR7801218(A)
申请公布日期
1978.09.26
申请号
BR19780001218
申请日期
1978.02.28
申请人
CII HONEYWELL BULL
发明人
SERI J
分类号
G06K7/00;G06F11/10;G07D7/00;G07D7/20;G07F7/12;(IPC1-7):G06K5/00
主分类号
G06K7/00
代理机构
代理人
主权项
地址
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