Ullring was born in Horten to Ole Edvard Ullring and Svenda Fogelstrøm , and graduated as naval officer in 1916 . He invented a series of naval instruments , including the direction finder called '' Ullrings peileskive '' . During the Norwegian Campaign in 1940 he was in command of the destroyer HNoMS '' Sleipner '' , and he served as military governor of Svalbard 1942 &ndash; 1943 . In 1944 and 1945 he served as commodore at the Royal Naval Reserve , and was involved in the Battle of the Atlantic , including the Arctic convoys . His war decorations include the Norwegian War Cross with Sword , the Defence Medal 1940 – 1945 , the Norwegian War Medal , the Haakon VII 70th Anniversary Medal , and the British Distinguished Service Order
Haakon VII 70th Anniversary Medal
Haakon VII 70th Anniversary Medal
Ernst Ullring