Dräger (company) - Wikipedia
History The company was founded in Lübeck in 1889 as Dräger & Gerling by J. Heinrich Dräger  and Carl Adolf Gerling. The first patent was taken out for a reduction device for using carbon dioxide to dispense beer. In 1902 Heinrich Dräger''s son Bernhard entered the management; from then on, the company was named Drägerwerk Heinr. und Bernh.