Jacques Frédéric Houriet
Swiss clockmaker and chronometer maker.
Served his apprenticeship with his uncle, Abraham Gagnebin, then was apprenticed to Abraham Louis Perret-Jeanneret, master watchmaker in Le Locle, under the terms of a notarial letter of apprenticeship dated March 20th, 1761.
Worked in Paris for Jean and Pierre Le Roy, Jean Romilly, Ferdinand Berthoud.
Became friends with Abraham Louis Breguet and Antide Janvier.
Then moved to Le Locle.
Brother-in-law of Frédéric Louis Favre-Bulle swiss watchmaker and chronometer.
Invented the spherical spiral.