In a diversification move into the wider office technology sector, Smith Corona purchased the Kleinschmidt Corporation in 1956 and Marchant Calculator in 1958, changing its corporate name to Smith-Corona Marchant Inc. Also in 1958, Smith Corona acquired British Typewriters, Ltd. of West Bromwich, England, a company that made small portable typewriters. The company invented the typewriter power carriage return in 1960, the same year it moved from Syracuse to Cortland, New York and opened new corporate headquarters on Park Avenue in New York City.