🌐EnglishEnglishBahasa IndonesiaDeutschFrançaisPolskiPortuguêsРусскийहिन्दी中文日本語EntityQ219166· pop 14· linked from 300 articlesBlok Dupper stage used on Soviet and later Russian expendable launch systemsWikidata factsImageBlock-D.jpgSources (1)wikidata.orgvia Wikidata · CC0Available in 13 languagesFrançaisDeutsch中文日本語РусскийPortuguêsहिन्दीBahasa IndonesiaHungarianLatvianPolskiConnectionsN1EntityProtonEntityCategoriesRocket engines using kerosene propellantRocket stagesSoviet inventions