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发明名称
REAR FOCUS TYPE ZOOM LENS
摘要
申请公布号
JPS6410207(A)
申请公布日期
1989.01.13
申请号
JP19870166217
申请日期
1987.07.02
申请人
CANON INC
发明人
ENDO HIROSHI
分类号
G02B15/20
主分类号
G02B15/20
代理机构
代理人
主权项
地址
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