TIL that barcodes (UPCs specifically), invented in 1949 by Norman Woodland & Bernard Silver, are simply a set of lines broken into 7 unique spaces that represent 0-9, and identify a country
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barcodelive.org/filemanager/data-images/imgs/20221...
The QR Code is everywhere, but where did it come from?
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The History of the Bar Code | Innovation| Smithsonian Magazine
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China Long Range Barcode Scanner Made In China Manufacturers, Suppliers, Factory - Wholesale Price - Codewel
