Founded in 1919, Kaeser Compressors produces air compressors in various sizes. Coburg has an above-average share of goods-producing employees. In 2013, out of 32,962 employees 10,421 worked in the manufacturing or construction sectors (31% vs. a national average of 24%), 4,853 in trade, transport and tourism, 10,381 in professional services and 7,230 in public and private services. Hotels in Coburg counted over 61,000 overnight visitors in 2014 (of which around 53,000 were from Germany). They stayed for a total of almost 120,000 nights, or close to two nights per stay on average. In 2017, the GDP per inhabitant was €91,506 in Coburg, placing it 5th among the 96 urban and rural districts (Bavarian average: €46,698). Twin towns – sister cities Coburg is twinned with: Cobourg, Canada Gais, Italy Isle of Wight, England, United Kingdom Niort, France Oudenaarde, Belgium Toledo, United States Coat of arms Coburg's coat of arms, honouring the town's German patron Saint Maurice, was granted in 1493. In 1934, the Nazi government forbade any glorification of the African race, and they replaced the coat of arms with one depicting a vertical sword with a Nazi swastika on the pommel. The original coat of arms was restored in 1945 at the end of World War II. Today, the silhouette of the patron saint of the city of Coburg can be found mainly on manhole covers and the city coat of arms. Attractions Coburg has the typical features of a former capital of a German princely state. There are numerous houses from the 16th, 17th and 18th centuries. The most important landmarks include: Ehrenburg, a former Franciscan convent built in 1220 and turned into a palace in 1543–1549. It was repeatedly renovated until the 19th century. Ehrenburg was gutted by fire in 1690 and rebuilt in a Baroque style, with stucco work by North Italian craftsmen that includes a "Hall of the Giants" (which contains a plaque that states it was the location of the first meeting between Britain's Queen Victoria and Franz Josef Emperor of Austria in 1860). The internal decoration dates from the late 17th to early 18th centuries. Its Gothic Revival exterior was remodelled by Karl Friedrich Schinkel in the 19th century. It now also houses a museum as well as a library. Stadtkirche St. Moriz ("St. Maurice", 14th–16th centuries), is a Gothic edifice on the Hallenkirche plan with two towers. The interior, remade in the 18th