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摘要
申请公布号
NL7105371(A)
申请公布日期
1971.10.29
申请号
NL19710005371
申请日期
1971.04.21
申请人
发明人
分类号
G06K17/00;G06Q40/00;G07F7/02;G07F7/08;H04L5/02;(IPC1-7):G08C19/16;G06F15/22;G07F7/00;H04M11/00
主分类号
G06K17/00
代理机构
代理人
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