20 mar 1881 año - Adolphe extended his original patent for the saxophone
Descripción:
Adolphe extended his original patent for the saxophone. He also made changes to the instrument such as lengthening the bell to include Bb and A and extending the instrument's range to F# and G using the fourth octave key.
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fecha:
20 mar 1881 año
Ahora mismo
~ 144 years ago