• 专利标题: Method of calculating circumference, method of manufacturing spectacle lens, circumference calculating device and circumference calculating program
  • 申请号: EP13161317.6
    申请日: 2013-03-27
  • 公开(公告)号: EP2687329B1
    公开(公告)日: 2022-09-14
  • 发明人: Kikuchi, Yoshihiro
  • 专利权人: HOYA CORPORATION
  • 当前专利权人: HOYA CORPORATION
  • 当前专利权人地址: 7-5, Naka-Ochiai 2-Chome Shinjuku-ku Tokyo 161 JP
  • 代理机构: Beckmann, Claus
  • 优先权: JP2012076752 20120329
  • 主分类号: B24B49/00
  • IPC分类号: B24B49/00 B24B9/14
Method of calculating circumference, method of manufacturing spectacle lens, circumference calculating device and circumference calculating program
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