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发明名称
OPTIMIZED KEYBOARD FOR HANDHELD THUMB-TYPING AND TOUCH-TYPING
摘要
申请公布号
CA2686748(A1)
申请公布日期
2010.06.08
申请号
CA20092686748
申请日期
2009.12.01
申请人
RESEARCH IN MOTION LIMITED
发明人
GRIFFIN, JASON TYLER;LADOUCEUR, NORMAN MINER;RAK, ROMAN PETER;FYKE, STEVEN HENRY
分类号
H01H13/84;G06F3/02;H01H13/705;H01H13/86;H04W88/02
主分类号
H01H13/84
代理机构
代理人
主权项
地址
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