JAPY Frederic (1749-1812) moved to Beaucourt in 1777, after several years of training in Le Locle. When he retired legal affairs in 1806, he bequeathed to his descendants a thriving productive assets, promised an unprecedented boom. Spurred on by succeeding generations, Beaucourt, small village of 263 inhabitants in 1791, became the stronghold of a powerful bastion manufacturing, industrial jewel of Montbéliard and beyond a center of industrialization. Frederic JAPY is unquestionably the leading figure of early industrialization Montbéliard, who managed to impose a mid craft powerful and dynamic designs innovative techniques. The founder itself as one of the first captain of industry of the eighteenth century. Once the identity JAPY is becoming ever, thanks to the democratization of products and diversification in manufacturing.