Bell Telephone Company companies and to provide further funds for expansion of its overall telephone infrastructure. On April 17, 1880, National Bell was split into the American Bell Telephone Company, led by Theodore Vail as general manager, and with the International Bell Telephone Company (IBTC) as a holding company for its international subsidiaries. IBTC's first non-North American subsidiary was the Bell Telephone Manufacturing Company (BTM), established by Hubbard at Antwerp, Belgium, in 1882. The Bell System's Bell Telephone Company of Canada subsidiary, wholly owned by the National Bell, had been established two years earlier. Alexander Graham Bell's ten shares of Bell Telephone Company
International Bell Telephone Company kilometers of telephone lines. The largest exchanges were in Rome (2,022 subscribers), Milan (1,089), Genoa (950) and Naples (873). The International Bell Telephone Company was also responsible for the introduction of the telephone into Norway, and Sweden. In 1881, exchanges were established in Stockholm, Gothenburg, and Malmö. IBTC established Sweden's first telephone company, Stockholms Bell Telefonaktiebolag, formed with the assistance of three former Swedish PTT superintendents named Lybeck, Bratt and Recin. The new company established their first exchange in the Skandinaviska Kreditaktiebolag Building on Västerlånggatan Street in Stockholm, originally utilizing equipment designed by Alexander Graham Bell and his assistant Thomas