Retrieved 7 February 2014.Įxternal links Look up keypad in Wiktionary, the free dictionary. ^ 'Why is the keypad arrangement different for a telephone and a calculator?'.The Bell System Technical Journal (July, 1960): 995. File name: alfaawus036hwin732bit.exe Version: 1.4.5 File size: 6. 'Human Factor Engineering Studies of the Design and Use of Pushbutton Telephone Sets' (PDF). Below you can download alfa awus036h windows 7 32bit driver for Windows. ^ 'Monmouth man, inventor of touch-tone keypad, dies at 94'. Karlin, Who Led the Way to All-Digit Dialing, Dies at 94'. ^ a b Fox, Margalit (February 8, 2013).^ 'Sundstrand Adding Machine - Underwood Sundstrand'.
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