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发明名称
Identification methods
摘要
A card reader method for color cells. Calibration and indicia cells are provided.
申请公布号
US6119940(A)
申请公布日期
2000.09.19
申请号
US19980040191
申请日期
1998.02.12
申请人
UNISYS CORPORATION
发明人
KLUG, PHILIP D.
分类号
G06K7/016;G06K7/12;G06K7/14;G06K19/06;(IPC1-7):G06K7/10
主分类号
G06K7/016
代理机构
代理人
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