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Blaise Pascal invented the first calculator.
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Gottfried Wilhem Von Leibnitx Invented a more complicated calculator
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Joseph-Marie invented a jacquard loom
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Charles Babbage mechanical computer
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John Vincent invented ABC digital computer.
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Tommy flowers and Alan Turing invented the world’s biggest digital computer.
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Alan Turing published a paper
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Jack Kilby invented the first first interrogated circuit
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Grace Hopper invented ‘COBOL’ language.
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Steve Jobs invented ‘apple’
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the Queen received her first email
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Howard Aiken made a computer that was 35 tons and 500 miles of wire.
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Bill Gates built and sold a computer then in university he developed programming a language for a computer.