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发明名称
Method of controlling viewability of a display screen and a device therefor
摘要
申请公布号
EP0802684(B1)
申请公布日期
2001.10.31
申请号
EP19970302205
申请日期
1997.04.01
申请人
NCR INTERNATIONAL INC.
发明人
KNIGHT, KENNETH ROBERT
分类号
G02F1/133;G02F1/1335;G02F1/1343;G07F19/00;G09G3/18;H04N5/72;(IPC1-7):H04N9/12;G02F1/13;G07F7/10
主分类号
G02F1/133
代理机构
代理人
主权项
地址
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