From June 27, 2014, Chicago Tribune by Ellen JeanHirst.
"At 8:01 a.m., June 26, 1974, at Marsh Supermarket in Troy, Ohio, the first unique, and now ubiquitous. collection of black lines and white spaces told a scanner the price of a 10-pack of Wrigley's Juicy Fruit gum."
One of the original manufacturers was Lincolnshire, Illinois, based Zebra Technologies Corporation.
Here are ten things you might not know about bar codes:
0. The inventor was GEORGE LAURER, an IBM engineer. His first design of the bar code was a circle.
1. The CIRCLE DESIGN didn't last because printing presses at the time, some dating to the World War I era, smeared, leaving codes unreadable.
2. The vertical line Universal product Code that Laurer helped to develop at IBM was chosen in 1973 by the grocery industry as the STANDARDIZED METHOD for storing product price information.
Don't You Hate It When the Bar Code Has the Wrong Price? --DaCoot
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