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发明名称
ZOOM LENS
摘要
申请公布号
JPH07120674(A)
申请公布日期
1995.05.12
申请号
JP19930263667
申请日期
1993.10.21
申请人
RICOH CO LTD
发明人
ONO NOBUAKI
分类号
G02B13/18;G02B15/16;(IPC1-7):G02B15/16
主分类号
G02B13/18
代理机构
代理人
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地址
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