🌐EnglishEnglishBahasa IndonesiaDeutschEspañolFrançaisPortuguêsTürkçeРусский中文日本語EntityQ8713451· pop 11· linked from 90 articlesLeibniz wheelcylinder with a set of teeth of incremental lengthsWikidata factsNamed afterGottfried Wilhelm LeibnizImageLeibnitzrechenmaschine.jpgvia Wikidata · CC0Connectionsslide ruleEntityCurtaEntityCategoriesGottfried Wilhelm LeibnizMechanical calculators