Müller (German trade company) then opened another 86 outlets by 1990. Since then the company has expanded in Europe. Müller has more than 34,000 employees. In 2010 the company earned revenues of 2.42 billion Euro. Erwin Müller and Elke Menold are General Managers of the company. In 2004, the company was transformed into a Limited & Co. KG (a hybrid of the English cognate of the German GmbH and the German word "Compagnie Kommanditgesellschaft", meaning "limited partnership") when the company registered under English law in London. By October 2017 Müller had a total of 812 outlets in 7 European countries: Müller is primarily a
Lamson Engineering Company Ltd Lamson Engineering Company Ltd The Lamson Engineering Company Ltd was the best known British manufacturer of Cash Ball, Rapid Wire and Pneumatic tube delivery systems from 1937 to 1976. William Stickney Lamson opened a shop in Merrimack Street, Lowell, Massachusetts, in February 1879. He experimented in saving the assistants walking between the counter and the cash office with a system of hollow balls on tracks. The Cash Ball system was born. He filed a patent on 14 February 1881. In January, 1882, the Lamson Cash Carrier Company was incorporated. In 1884, John Magrath Kelly, an Irish-American from Boston, became an