发明授权
- 专利标题: A light-polarizing plate having excellent durability and production of the same
- 专利标题(中): 具有优异耐久性和生产性能的轻型极化板
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申请号: EP84301222.0申请日: 1984-02-24
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公开(公告)号: EP0121318B1公开(公告)日: 1987-11-11
- 发明人: Okumura, Takuzo , Yanase, Masataka , Kikui, Hitoshi
- 申请人: SUMITOMO CHEMICAL COMPANY, LIMITED
- 申请人地址: Kitahama 4-chome 5-33 Chuo-ku Osaka 541 JP
- 专利权人: SUMITOMO CHEMICAL COMPANY, LIMITED
- 当前专利权人: SUMITOMO CHEMICAL COMPANY, LIMITED
- 当前专利权人地址: Kitahama 4-chome 5-33 Chuo-ku Osaka 541 JP
- 代理机构: Myerscough, Philip Boyd
- 优先权: JP34236/83 19830301
- 主分类号: G02B5/30
- IPC分类号: G02B5/30 ; B32B27/30 ; B32B27/32 ; B32B33/00
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