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发明名称
READING LENS FOR SCANNER
摘要
申请公布号
JPH04119308(A)
申请公布日期
1992.04.20
申请号
JP19900239648
申请日期
1990.09.10
申请人
RICOH CO LTD
发明人
HARADA NAOMI
分类号
G02B13/24
主分类号
G02B13/24
代理机构
代理人
主权项
地址
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