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发明名称
REAR FOCUSING SYSTEM ZOOM LENS
摘要
申请公布号
JPH06317752(A)
申请公布日期
1994.11.15
申请号
JP19930128211
申请日期
1993.04.30
申请人
CANON INC
发明人
TOCHIGI NOBUYUKI
分类号
G02B13/18;G02B15/20;(IPC1-7):G02B15/20
主分类号
G02B13/18
代理机构
代理人
主权项
地址
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