| 发明名称 |
Display device comprising a display screen provided with a filtering layer. |
| 摘要 |
<p>The display screen 32 of a cathode ray tube is provided with a filtering layer consisting of silicon dioxide, an oxide of Ge, Zr, Al or Ti and a black dye. The filtering layer obtained may be mirror bright, is resistant to light and to customary cleaning liquids. <IMAGE></p> |
| 申请公布号 |
EP0603941(A1) |
申请公布日期 |
1994.06.29 |
| 申请号 |
EP19930203506 |
申请日期 |
1993.12.14 |
| 申请人 |
PHILIPS ELECTRONICS N.V. |
发明人 |
OOMEN, EMMANUEL WILHELMUS JOHANNES LEONARDUS;VAN LIEROP, JOSEPH GIJSBERTUS |
| 分类号 |
H01J29/89;(IPC1-7):H01J29/89 |
主分类号 |
H01J29/89 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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