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Blaise pascal invented the first calculator in 1645. he was french.
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Gottfried wilhem von Leibnitz added times and divide to the calculator
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Joseph- marie jacquard invented the jacquard loom
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Charles babbage invented first mechanical computer.
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Lady augusta ada invneted the worlds first computer programmer
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Valves where very big and very expensive and unreliable
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Bletchley park code breakers used computers to crack german code world war 2. Tommy flowers and Alan turning invited the first electronic computer
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Alan Turing invited a storage box for computers
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John Vincent atanasoff invited the first American computer
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Howard Aikens invented the mecahnical relay to make computers smaller
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Dr grace mury hopper invented COBOL language program she invited the word bug for a computer problem
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Jack kilby invented first integrated circuit to make computers smaller and more reliable
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Bill gates built a computer to count traffic and dropped out of university. He made billions of of dollars
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Steve jobs dropped out of university at 21 and invented apple
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Apple was really powerful and in 4 years made a million
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Mac Book was invented
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Windows 3 was invented
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google was called backrub
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Larry page and sergey bin invented google
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Bill Gates retires
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Wikipedia is found
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ipod was invented
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YouTube and android were founded