发明名称 |
Display or indicating element. |
摘要 |
<p>A display element has electromagnetic drive and two rotatable vanes (10;48) which exhibit a display area to the viewer in ON mode and occlude it in OFF mode. Side walls (24;58) may be used to prevent viewing the display area from the side in the OFF mode.</p> |
申请公布号 |
EP0350183(A1) |
申请公布日期 |
1990.01.10 |
申请号 |
EP19890306360 |
申请日期 |
1989.06.23 |
申请人 |
NEI CANADA LIMITED |
发明人 |
YAZDANI, ARMAND;WONG, COEMAN L. S. |
分类号 |
G09F9/37;G09F19/02;G09F11/00;G09F11/23 |
主分类号 |
G09F9/37 |
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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