BOSIO Michel Ange

Michel Ange BOSIO, horloger mécanicien in Paris, had invented a novel mechanism for clocks, for which he obtained in the years 1863/1864 a French patent with three certificats d’addition.
LEMUET and RUCKER were BOSIO’s business partners.
On 19 November 1863 BOSIO, LEMUET & RUCKER applied for a brevet d’importation for
Perfectionnements apportés aux mouvements d’horlogerie.