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A UPC barcode. The Universal Product Code (UPC or UPC code) is a barcode symbology that is used worldwide for tracking trade items in stores.. The chosen symbology has bars (or spaces) of exactly 1, 2, 3, or 4 units wide each; each decimal digit to be encoded consists of two bars and two spaces chosen to have a total width of 7 units, in both an "even" and an "odd" parity form, which enables ...
The Electronic Product Code ( EPC) is designed as a universal identifier (using an idiosyncratic numerical code for each different commodity [1]) that provides a unique identity for every physical object anywhere in the world, for all time. The EPC structure is defined in the EPCglobal Tag Data Standard, [2] which is a freely available standard.
[6] [7] In June 1974, Marsh supermarket in Troy, Ohio used a scanner made by Photographic Sciences Corporation to scan the Universal Product Code (UPC) barcode on a pack of Wrigley's chewing gum. [8] [5] QR codes, a specific type of 2D barcode, have recently [when?] become very popular due to the growth in smartphone ownership. [9]
387. Bosnia and Herzegovina. 389. Montenegro. 390. Republic of Kosovo (EAN-imposed, no GS1 Member Organisation) [ 2] 400–440. Germany (440 code inherited from former East Germany upon reunification in 1990) 450–459.
Date/Time Thumbnail Dimensions User Comment; current: 08:14, 7 July 2011: 7 × 98 (3 KB): Pengkeu {{Information |Description=The visual representation of the End guard bars on the Universal Product Code-E barcode |Source={{own}} |Date=2011-07-07 |Author= Pengkeu |Permission=Public domain - basic geometric shapes are not subject to cop
Worldwide distribution of country calling codes. Regions are coloured by first digit. Country calling codes, country dial-in codes, international subscriber dialing (ISD) codes, or most commonly, telephone country codes are telephone number prefixes for reaching telephone subscribers in foreign countries or areas via international telecommunication networks.
Date/Time Thumbnail Dimensions User Comment; current: 13:52, 6 July 2011: 8 × 92 (3 KB): Pengkeu {{Information |Description=The visual representation of the number 7 on the right side digits of the Universal Product Code-A barcode |Source={{own}} |Date=2011-07-06 |Author= Pengkeu |Permission=Public domain - basic geometric shapes are
The visual representation of the odd, white-led version of the numerical digit 6 on the Universal Product Code-E barcode: Date: 7 July 2011: Source: Own work: Author: Pengkeu: Permission (Reusing this file) Public domain - basic geometric shapes are not subject to copyright