In June 1974 a package of Wrigley's gum became the first product scanned having one of these
[DOC] [TLE] On This Day: First Universal Product Bar Code Scanned [PAR] Jun 26, 2009 ... On June 26, 1974, the first UPC bar code was scanned on a package of Wrigley's 
chewing gum in a Marsh supermarket in Ohio.