1930 - 1940
Two toothpaste powders to be used simultaneously. One whitens, the other sanitizes. Bi-Oxyne is manufactured by the Bi-Oxyne toothpaste company in Paris.
In 1932, the L'Espérance brewery in Schiltigheim near Strasbourg was modernised with a new brewhouse, featuring six copper vats, stained glass windows and a sumptuous mosaic floor. This room, still in use, remains the symbol of the brewery. A variant has been made for an aperitif (1932214B1).