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发明名称
Document skew detection
摘要
申请公布号
GB1020642(A)
申请公布日期
1966.02.23
申请号
GB19630020631
申请日期
1963.05.23
申请人
SPERRY RAND CORPORATION
发明人
分类号
G06K7/015;G06K13/067;G11B5/584
主分类号
G06K7/015
代理机构
代理人
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