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发明名称
OPTICAL MARK READING DEVICE
摘要
申请公布号
JPS6237785(A)
申请公布日期
1987.02.18
申请号
JP19850177352
申请日期
1985.08.12
申请人
NEC CORP
发明人
SHIROKABE KAZUHISA
分类号
G06K7/10
主分类号
G06K7/10
代理机构
代理人
主权项
地址
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