发明名称 Keyboard with interchangeable device
摘要 In one embodiment, a keyboard with an interchangeable device is disclosed. The keyboard comprises a standard, or near standard keyboard for use with a computer. The keyboard includes at least one device that can be inserted into the keyboard. The insertable device can be an input device such as a trackball or touchpad which can be removed and replaced with another input device.
申请公布号 US2002000975(A1) 申请公布日期 2002.01.03
申请号 US20010765169 申请日期 2001.01.18
申请人 PERKINS MARK H.;SCHILLING KENNETH W.;TSAI GEORGE 发明人 PERKINS MARK H.;SCHILLING KENNETH W.;TSAI GEORGE
分类号 G06F3/02;G06F3/023;G06F3/033;(IPC1-7):G09G5/00 主分类号 G06F3/02
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