Revision as of 17:16, 3 November 2015 by meta>Gerd-Lothar Reschke(Created page with '{{Jahresmenue|J1=1794|J2=1795|J3=1796|Inhalt= * The famous watchmaker Abraham-Louis Breguet invents a new type by balance spring with curved up overcoil: the [[Bre…')