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Invented a set of rods that could be used to perform complex calculations.
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His machines could add numbers up to 8 didgets
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Developed a weaving loom
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The first machine that actually approximated the idea of the compluter
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Punched card calculator
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Machanical Calculators
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Electronic tube
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First programmed controlled calculator
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Wrote an operating system for a chip called CP/M
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Completed a Work Circuit board for a new microcomputer
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created the transitor
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