The Calculator
Category: Autre
mise à jour avec succès: 13 sept. 2017
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Created byMarshall
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Les événements
The AbacusNapier's BonesSlide RuleThe First Mechanical CalculatorThe PascalineStepped ReckonerArithmometerThe Scheutz Difference EngineStart of period of development of commercially successful mechanical calculators.The Dalton CalculatorThe first electronic desktop calculators. They use vacuum tubes.Start of development of hand-held electronic calculators.First battery powered, hand-held, electronic calculator.First calculator to use a microprocessor.First solar-powered and first credit card sized calculators.Graphing CalculatorThe TI-81
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