Question #151878. Asked by
odo5435.
Last updated Dec 19 2024.
Originally posted Dec 19 2024 6:18 AM.
The invention of the valve trumpet is attributed to Heinrich Stölzel and Friedrich Blühmel in Germany, around the year 1814. Their design consisted of three piston valves that could be pressed down to redirect the airflow and lengthen the instrument's tubing, altering the pitch.
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