1795: Difference between revisions
Jump to navigation
Jump to search
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…') |
m (1 revision imported) |
(No difference)
| |
Latest revision as of 14:58, 23 July 2021
- The famous watchmaker Abraham-Louis Breguet invents a new type by balance spring with curved up overcoil: the Breguet hairspring, named after him.