Alexandre Debain

Alexandre-François Debain (6 July 1809 – 3 December 1877) was a French inventor who developed the harmonium. He made a new action system, in which, when depressing a note on the keyboard, a valve opened thereby emitting sound from the instrument. He patented it in Paris in 1842.¹

Notes

Christo Lelie (18 July 2009). "The worldly counterpart to the 'circular saw of faith'". Archived from the original on 11 November 2010. Retrieved 4 June 2012.

External links

Harmonicord by Alexandre Debain, Paris ca. 1854-55 (The Piano in Polish Collections)

[1] Christo Lelie (18 July 2009). "The worldly counterpart to the 'circular saw of faith'". Archived from the original on 11 November 2010. Retrieved 4 June 2012.

1