They should have called it the “Cooper Communicator” or maybe “Marty’s Mobile.” Forty years ago, Motorola engineer Martin Cooper invented the cellphone to the dismay of a competing team at AT&T’s Bell Labs.
Chris Ziegler, senior editor at the tech publication The Verge, joins Marketplace Tech host David Brancaccio to discuss the rivalry between these two companies as they raced to release the cellphone.
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