Henri Gambey
Henri-Prudence Gambey, born in Troyes on 8 October 1787, son of a watchmaker. Died in Paris on 28 January 1847. French inventor, manufacturer of scientific instruments.
His shop was located in rue du Faubourg-Saint-Denis . After his death, it was run by his family and employees until around 1855.
For more information, see Wikipedia entry.
A linear dividing engine by Gambey by c.1840, is on display at the Musée des Arts et Métiers.