Character input device

A character input device comprises a plurality of character input units and a character group switching unit. Each character input unit is arranged with at least two character groups, and each character group displays in different color after being selected by the character group switching unit ther...

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Bibliographic Details
Main Authors LIN, CHUN-YU, TSAI, MENGIN
Format Patent
LanguageChinese
English
Published 01.04.2008
Subjects
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
PHYSICS
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