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Facts • The first use of barcodes was to label roadrail cars. • The first commercial barcode scanning was in 1974 in Troy at Ohio Marsh’s supermarket and the product was Wrigley’s double mint gum. • Norman Joseph Woodland and Bernard Silver began working on the first barcodes in 1948. • There are two types of barcodes, one Linear barcode and the second one 2D barcode



Code & Symbol