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发明名称
ASPHERICAL SINGLE LENS
摘要
申请公布号
JPH02150816(A)
申请公布日期
1990.06.11
申请号
JP19880305543
申请日期
1988.12.01
申请人
CANON INC
发明人
OIKAWA KATSUYA
分类号
G02B13/00;G02B3/02;G02B13/18
主分类号
G02B13/00
代理机构
代理人
主权项
地址
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