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发明名称
Improved card reader/writer
摘要
申请公布号
EP0837413(B1)
申请公布日期
2004.12.15
申请号
EP19970307659
申请日期
1997.09.29
申请人
NCR INTERNATIONAL INC.
发明人
MAY, DAVID C.C.
分类号
G06K17/00;G06K13/063;G06K13/08;G06K13/12;(IPC1-7):G06K13/08
主分类号
G06K17/00
代理机构
代理人
主权项
地址
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