bn:00741240n
Noun Concept
Categories: All articles needing additional references, Brass instrument parts and accessories
EN
axial flow valve  Thayer Axial-Flow Valve  Thayer Valve
EN
The axial flow valve, or Thayer valve, is a brass instrument valve design patented in 1978 by Orla Ed Thayer. Wikipedia
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EN
The axial flow valve, or Thayer valve, is a brass instrument valve design patented in 1978 by Orla Ed Thayer. Wikipedia
Valve found on trombones with F attachments Wikidata
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