发明名称 KEYBOARD AND ELECTRONIC INFORMATION EQUIPMENT USING THE SAME
摘要 <p>PURPOSE:To offer the keyboard which facilitates the operation of an input device group including input keys and a track ball without sacrificing size reduction and the electronic information equipment which uses the keyboard. CONSTITUTION:On the keyboard 2 where plural input keys 8 are arranged divisionally in two left and right groups 9a and 9b on the surface, an indication input means 10 is arranged between the left input key group 9a and right input key group 9b.</p>
申请公布号 JPH04295916(A) 申请公布日期 1992.10.20
申请号 JP19910060053 申请日期 1991.03.25
申请人 SEIKO EPSON CORP 发明人 ISHIZAWA SHOICHI;IDENO KYOICHI
分类号 G06F3/02;G06F1/16;G06F3/033 主分类号 G06F3/02
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