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The Floppy Disk was the first item used to store electronic data. It was created by the company IMB
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Ray Tomlinson from BBN Technologies created the first method of text-based messaging between company computers through ARPANET using the "@" symbol.
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The company Motorola invented the first mobile phone. Engineer Martin Cooper used the first phone to call rival company Bell Laboratories to tell them. The model weighed over two and a half pounds and took ten hours to charge.
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Norman Joseph Woodland invented the UPC, also known as a barcode. These helped stores keep track of inventory and eased the process of selling items with a cash register. The first item ever scanned was a pack of Wrigley's Juicy Fruit Gum in Ohio.
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Steven Sasson was a Kodak engineer who created the first digital camera. it weighed about eight pounds, had black and white film, and could only be viewed when connected to a television.
