1974: A supermarket cashier scans a multipack of chewing gum across a bar-code scanner in Troy, Ohio. It's the first product ever checked out by Universal Product Code. Some readers may be unable to ...
Universal Product Code apps for the iPhone let shoppers find additional information and perform price comparisons on products while inside a store. They also let allow an iPhone to serve as a front ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results