Matches in DBpedia 2016-04 for { ?s ?p "John Elias Karlin (February 28, 1918 – January 28, 2013) was an industrial psychologist at Bell Labs whose research led to the rectangular push-button telephone keypad.A pioneer in human factors engineering, Karlin undertook empirical research on the usability of numerical input systems and the capacity of people to recall digits."@en }
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- John_Karlin comment "John Elias Karlin (February 28, 1918 – January 28, 2013) was an industrial psychologist at Bell Labs whose research led to the rectangular push-button telephone keypad.A pioneer in human factors engineering, Karlin undertook empirical research on the usability of numerical input systems and the capacity of people to recall digits.".
- Q4401017 comment "John Elias Karlin (February 28, 1918 – January 28, 2013) was an industrial psychologist at Bell Labs whose research led to the rectangular push-button telephone keypad.A pioneer in human factors engineering, Karlin undertook empirical research on the usability of numerical input systems and the capacity of people to recall digits.".