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发明名称
摘要
申请公布号
JP2537353(B2)
申请公布日期
1996.09.25
申请号
JP19870017221
申请日期
1987.01.29
申请人
RICOH KK
发明人
KOCHIWA TAIRA
分类号
G02B13/26;G02B9/62;G02B13/24;(IPC1-7):G02B13/26
主分类号
G02B13/26
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代理人
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