3400World Current AffairsMedium
George Laurer passed away recently at the age of 94. He was known to have invented the following feature ? (As reported on 10 December 2019)
ACredit Cardb
BBar code
CCard reader
DNone of these
Correct answer
B. Bar code
Explanation
George J. Laurer, who had invented Universal Product Code (Bar code) at IBM, passed away last week at the age of 94 years. His invention transformed retail and other industries across the world.