English: In 1866 the house of Breguet patented a tuning fork clock (Brevet d' Invention No. 73414, le 18 Decembre 1866, depot fait par Luois Clement Breguet ) This an image of one of the few clocks ever made based on the patent, it carried the Breguet number 1150 and a date of 1868. The clock is in the MIH Museum in Le Locle.
{{Information |Description={{en|1=In 1866 the house of Breguet patented a tuning clock fork (Brevet d' Invention No. 73414, le 18 Decembre 1866, depot fait par Luois Clement Breguet ) This a immage of ine of the few clocks ever built based on the patent,