Felix Rosat
of France
Félix Rosat (or Rosa) was responsible for the production of the lathe and the drilling machine designed by Jacques de Vaucanson, on display in the Musée des Arts et Métiers.[1]
One source refers to M. Rosa of 11, rue des Lions-St. Paul, pupil of Vaucanson, in the context of machines presented to the Musee des Arts et Metiers.[2]