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发明名称
Document recognizing apparatus
摘要
申请公布号
US3256968(A)
申请公布日期
1966.06.21
申请号
US19630301711
申请日期
1963.08.13
申请人
MICRO MAGNETIC INDUSTRIES, INC.
发明人
RIDDLE JOHN B.;MCLAUGHLIN ROBERT B.
分类号
G07D7/00
主分类号
G07D7/00
代理机构
代理人
主权项
地址
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