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发明名称
READING LENS FOR SCANNER
摘要
申请公布号
JPH03198006(A)
申请公布日期
1991.08.29
申请号
JP19890341976
申请日期
1989.12.27
申请人
RICOH CO LTD
发明人
KOUCHIWA TAIRA;KONO YOSHITSUGU;NISHINA KIICHIRO
分类号
G02B13/18;G02B13/24
主分类号
G02B13/18
代理机构
代理人
主权项
地址
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