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发明名称
Digital imaging method and apparatus for detection of document security marks
摘要
申请公布号
EP1059800(A3)
申请公布日期
2002.01.16
申请号
EP20000112313
申请日期
2000.06.08
申请人
XEROX CORPORATION
发明人
FAN, ZHIGANG
分类号
G06T1/00;H04N1/00;H04N1/387;H04N1/40;H04N1/46;(IPC1-7):H04N1/00
主分类号
G06T1/00
代理机构
代理人
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