Tetikus pertama di dunia

Pernah tak korang terfikir camner rupa mouse/tetikus yg pertama di dunia?? Di cipta oleh Hencek Douglas Engelbart pada tahun 1969. Nah, layan ye..

http://www.geekologie.com/2007/10/02/first-mouse-2.jpg
Wah.. siap pecah2 dah...



douglas engelbart first mouse invention

http://sloan.stanford.edu/MouseSite/Archive/patent/mouse2s.gif


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