# Alexandre Debain

> Alexandre-François Debain 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.

*French harmonium inventor (1809-1877)*

**Canonical URL:** https://fame.am/person/alexandre-debain

## Identity
- **Country:** France
- **Born:** 1809-07-06
- **Died:** 1877-12-03
- **Status:** deceased
- **Gender:** male

## Bio

Imported from discovery source: wikidata-dump

## Fame
- **Popularity score:** 43.9 / 100
- **Momentum:** 10.0 / 100  (trend: RISING)
- **Historical depth:** 8.7 / 100
- **Now attention:** 0.0 / 100
- **Source confidence:** 55.0 / 100
- **Profile completeness:** 50.0 / 100

## Sources
- [Дебен, Александр Франсуа](https://ru.wikipedia.org/wiki/%D0%94%D0%B5%D0%B1%D0%B5%D0%BD%2C_%D0%90%D0%BB%D0%B5%D0%BA%D1%81%D0%B0%D0%BD%D0%B4%D1%80_%D0%A4%D1%80%D0%B0%D0%BD%D1%81%D1%83%D0%B0)
- [الكسندر ديبين](https://arz.wikipedia.org/wiki/%D8%A7%D9%84%D9%83%D8%B3%D9%86%D8%AF%D8%B1_%D8%AF%D9%8A%D8%A8%D9%8A%D9%86)
- [Alexandre-François Debain](https://ca.wikipedia.org/wiki/Alexandre-Fran%C3%A7ois_Debain)
- [Alexandre-François Debain](https://cs.wikipedia.org/wiki/Alexandre-Fran%C3%A7ois_Debain)
- [Alexandre-François Debain](https://de.wikipedia.org/wiki/Alexandre-Fran%C3%A7ois_Debain)
- [Alexandre Debain](https://en.wikipedia.org/wiki/Alexandre_Debain)
- [Alexandre Debain](https://es.wikipedia.org/wiki/Alexandre_Debain)
- [Alexandre-François Debain](https://fr.wikipedia.org/wiki/Alexandre-Fran%C3%A7ois_Debain)
- [Alexandre Debain](https://nl.wikipedia.org/wiki/Alexandre_Debain)
- [Alexandre-François Debain](https://pl.wikipedia.org/wiki/Alexandre-Fran%C3%A7ois_Debain)
- [Wikidata](https://www.wikidata.org/wiki/Q774040)

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