| 发明名称 |
Display unit with inverted contrast comprising two superposed display devices |
| 摘要 |
The display has a front unit (22) with rear unit (24) comprising LCD (2) and optical valve (28) with polarisers (40) and (44) which changes the contrast from light to dark and so exchanges the readability of the information on the front and rear displays. |
| 申请公布号 |
EP1128240(A1) |
申请公布日期 |
2001.08.29 |
| 申请号 |
EP20000200795 |
申请日期 |
2000.03.07 |
| 申请人 |
ASULAB S.A. |
发明人 |
NACI, BASTURK |
| 分类号 |
G02F1/133;G02F1/1335;G02F1/1347;G04C3/00;G04G9/00;G09F9/46 |
主分类号 |
G02F1/133 |
| 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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