"Compagnie des Montres Longines Francillon S.A., or simply Longines (French pronunciation: ​[lɔ̃ʒin]), is a Swiss luxury watchmaker based in Saint-Imier, Switzerland. Founded by Auguste Agassiz in 1832, the company has been a subsidiary of the Swiss Swatch Group since 1983. Its winged hourglass logo, which was registered in 1889, is the oldest unchanged yet still active registered trademark." - (en.wikipedia.org 17.02.2020)
en
