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the world's first computer with sliding beads
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the first mechanical calculator
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punch card
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the Arithmometer, and the first commercially successful calculator
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the Analytical Engine
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had the idea that the analytical engine could be programmed using punch cards
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first electronic digital computer
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invented by Alan Turig's and it won WWII for the Allies because of its Artificial Intelligence
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miniaturized electric circuit
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made my Steven Jobs and Steve Wozniak and it was built by hand in Job's parent's garage