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经营范围
发明名称
Optical glass and optical lens making use of the same
摘要
申请公布号
EP0544494(B1)
申请公布日期
1997.01.29
申请号
EP19920310726
申请日期
1992.11.24
申请人
CANON KABUSHIKI KAISHA
发明人
MARUYAMA, SHIZUO;NAKATA, KOHEI;SHINGAKI, SEIICHI
分类号
C03C3/068;C03B11/08;(IPC1-7):C03C3/068
主分类号
C03C3/068
代理机构
代理人
主权项
地址
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