| 发明名称 |
Fail transparent LCD display with backup |
| 摘要 |
A display system is constructed such that upon failure of the primary display which comprises a Liquid Crystal Display (LCD) that becomes transparent upon failure, a backup display located directly beneath the primary display becomes visible to the display user.
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| 申请公布号 |
US4371870(A) |
申请公布日期 |
1983.02.01 |
| 申请号 |
US19800183346 |
申请日期 |
1980.09.02 |
| 申请人 |
MCDONNELL DOUGLAS CORPORATION |
发明人 |
BIFERNO, MICHAEL A. |
| 分类号 |
G06F3/147;G09F9/00;G09G3/18;H03M11/18;(IPC1-7):G09G3/36 |
主分类号 |
G06F3/147 |
| 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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