🌐EnglishEnglishDeutschFrançaisItalianoNederlandsPortuguêsSvenskaРусскийالعربية中文日本語EntityQ1753230· pop 6piston valveAlso known as Périnet valvevalve with piston mechanism to alter pitch on brass instrumentsWikidata factsImageWiki loves Music - Hamburg-5695.jpgvia Wikidata · CC0Available in 5 languagesFrançaisDeutschPortuguêsItalianoKazakhvia Wikidata sitelinks · CC0