De La Rue 1968, but this was rejected by the Monopolies commission as being against the public interest. In 1991 the company's name was changed again – this time to "De La Rue plc". In 1965 De La Rue established a joint venture with the Italian printer and inventor Gualtiero Giori called De La Rue Giori. Based in Switzerland, the company specialized in building banknote printing equipment. The company printed banknotes for the Central Bank of Iran during the 1960s. In 1995, the company acquired Portals Limited which had been listed on the London stock market since 1904. For almost 300 years Portals
Hippolyte De La Rue founding member of the RAAF in March 1921. Specialising in maritime aviation, he led seaplane formations based at Point Cook, Victoria, during the 1920s and early 1930s. De La Rue was appointed commanding officer of No. 1 Flying Training School at Point Cook in 1933. He was promoted to group captain in 1937 and took command of RAAF Station Richmond, New South Wales, the following year. At the outbreak of World War II, De La Rue was slated to lead an air expeditionary force to Great Britain, but this plan was abandoned after Australia committed itself to the Empire Air