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发明名称
HIGH-APERTURE RATIO ZOOM LENS CONSTITUTED OF FOUR GROUPS
摘要
申请公布号
JPS5854312(A)
申请公布日期
1983.03.31
申请号
JP19810153206
申请日期
1981.09.28
申请人
NIHON KOUGAKU KOGYO KK
发明人
HAMANISHI YOSHINORI
分类号
G02B15/167;G02B9/64;G02B15/173;(IPC1-7):G02B15/18
主分类号
G02B15/167
代理机构
代理人
主权项
地址
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