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发明名称
SMALL-SIZED TWO-GROUP ZOOM LENS
摘要
申请公布号
JPH05281470(A)
申请公布日期
1993.10.29
申请号
JP19920102413
申请日期
1992.03.30
申请人
发明人
分类号
G02B13/18;G02B15/16;(IPC1-7):G02B15/16
主分类号
G02B13/18
代理机构
代理人
主权项
地址
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