Cardboard packaging for Minerva chocolate from Martougin

Dark-blue cardboard packaging for Minerva chocolate from Martougin. With a portrait of the Roman goddess Minerva and with the inscriptions 'Chocolat fondant extra-fin' and 'Extra-fijne chocolade', 'Minerva' and 'Alfred Martougin, Anvers, Antwerpen'.
Martougin was a chocolate factory in Antwerp - Borgerhout, founded in 1902 by Alfred Martougin (1875–1952). He established his chocolaterie modèle in a former tannery on the corner of the Helmstraat and the Schapenstraat in Borgerhout. He sold, among other things, chocolate of the Minerva brand. In 1966 chocolate company Martougin was bought by the Dutch chocolate company Van Houten, which closed the factory in Borgerhout.