发明名称 Data entry device
摘要 A data entry device is provided. The data entry device includes a key having a first data entry value associated with depressing the key, and one or more additional discrete data entry values associated with deflecting the key in a predetermined direction, where a user-readable indication is provided for each discrete data entry value. The key is adapted for being depressed or deflected by a human fingertip.
申请公布号 US2003121964(A1) 申请公布日期 2003.07.03
申请号 US20010039048 申请日期 2001.12.31
申请人 CRISAN ADRIAN 发明人 CRISAN ADRIAN
分类号 G06C29/00;G06F3/023;G06K1/00;(IPC1-7):G06K1/00 主分类号 G06C29/00
代理机构 代理人
主权项
地址