The heraldic design of Leo’s papal coat of arms features a fleur-de-lis on a blue background, symbolizing the Virgin Mary, ...

The motivation for these changes is unknown. In the shape of a shield, this coat of arms features many symbols related to industry. The white fields display the activities and ideals of the school, ...

The coat of arms depicts an upper portion marked with a fleur-de-lis and a lower half decorated with a burning heart, pierced by an arrow, set atop of a Bible.