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发明名称
Pay-and-display-security
摘要
申请公布号
GB2208188(A)
申请公布日期
1989.03.08
申请号
GB19880016028
申请日期
1988.07.06
申请人
NICHOLAS PETER * THRELFALL
发明人
NICHOLAS PETER * THRELFALL
分类号
G07B15/02;G07F17/24
主分类号
G07B15/02
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代理人
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