发明名称 Cellular telephone, personal digital assistant and pager unit
摘要 The handheld personal electronic device has a first body having a display, a second body having a plurality of manual inputs, the second body capable of attachment to the first body, the personal electronic device having an open position wherein the display of the first body and the manual inputs of the second body are accessibly exposed. And, the personal electronic device having a closed position wherein the display of the first body is protected by the second body and the manual inputs of the second body are accessibly exposed.
申请公布号 US6542721(B2) 申请公布日期 2003.04.01
申请号 US20010846789 申请日期 2001.05.01
申请人 BOESEN PETER V. 发明人 BOESEN PETER V.
分类号 G06F1/16;H04M1/02;H04M1/60;H04R1/10;(IPC1-7):H04Q7/32 主分类号 G06F1/16
代理机构 代理人
主权项
地址