The 28 cm SK L/45 was a German naval gun that was used in World War I and World War II. Originally a naval gun, it was adapted for land service after World War I.
Coast defense mounting of the SK L/45 gun at MAB 1./507 Husøya in Norway, during World War II
Friedrich Krupp AG Hoesch-Krupp, trading as Krupp, was the largest company in Europe at the beginning of the 20th century as well as Germany's premier weapons manufacturer during both world wars. It p
The three rings were the symbol for Krupp, based on the Radreifen – the seamless railroad wheel tires patented by Alfred Krupp. The rings are currently part of the ThyssenKrupp logotype.