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2. Marsh Supermarkets - Wikipedia

   en.wikipedia.org/wiki/Marsh_Supermarkets

   On June 26, 1974, a Marsh location in Troy, Ohio, became the first grocery store in the world to use a bar code scanner. The first item scanned was a ten piece pack of gum. [8] One of the first scanners used to scan bar codes at the supermarket can now be found in the Smithsonian National Museum of American History. [9]

3. Barcode reader - Wikipedia

   en.wikipedia.org/wiki/Barcode_reader

   A barcode reader or barcode scanner is an optical scanner that can read printed barcodes and send the data they contain to computer. [1] Like a flatbed scanner , it consists of a light source, a lens, and a light sensor for translating optical impulses into electrical signals.

4. Barcode Scanner (application) - Wikipedia

   en.wikipedia.org/wiki/Barcode_Scanner_(application)

   Barcode Scanner scanning a QR code. The application Barcode Scanner is an Android app, from the open-source project ZXing (short for Zebra Crossing), that allows an Android device with imaging hardware (a built-in camera) to scan barcodes or 2D barcodes and retrieve the data encoded. [2]

5. Zebra Technologies - Wikipedia

   en.wikipedia.org/wiki/Zebra_Technologies

   Zebra Technologies Corporation is an American mobile computing company specializing in technology used to sense, analyze, and act in real time. [2] The company manufactures and sells marking, tracking, and computer printing technologies.

6. Barcode - Wikipedia

   en.wikipedia.org/wiki/Barcode

   Barcode scanners can be classified into three categories based on their connection to the computer. The older type is the RS-232 barcode scanner. This type requires special programming for transferring the input data to the application program.

7. Barcode library - Wikipedia

   en.wikipedia.org/wiki/Barcode_library

   Barcode library or Barcode SDK is a software library that can be used to add barcode features to desktop, web, mobile or embedded applications. Barcode library presents sets of subroutines or objects which allow to create barcode images and put them on surfaces or recognize machine-encoded text / data from scanned or captured by camera images with embedded barcodes.