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摘要
申请公布号
JPH01304589(A)
申请公布日期
1989.12.08
申请号
JP19880134724
申请日期
1988.06.01
申请人
RICOH CO LTD;TOHOKU RICOH CO LTD
发明人
MOGI SHIN
分类号
G06K7/015
主分类号
G06K7/015
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