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发明名称
OPTICAL MARK READER
摘要
申请公布号
JPS54117635(A)
申请公布日期
1979.09.12
申请号
JP19780024648
申请日期
1978.03.03
申请人
NIPPON ELECTRIC CO
发明人
YOSHIKAWA MASAO
分类号
G06K7/01;G06K7/14
主分类号
G06K7/01
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