In June 1974 a package of Wrigley's gum became the first product scanned having one of these
These characters also define the type of Barcode being scanned 
and... [DOC] [TLE] Barcode inventor Norman Joseph Woodland dies | Technology | The ... [PAR] Dec 14, 2012 ... become a supporter subscribe ... Having already earned a mechanical 
engineering degree, ... One day he drew Morse dots and dashes as he sat on the 
beach and ...