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
Bell Telephone Company of 1899. AT&T had been incorporated on April 17, 1880 as American Bell's 'long lines' division to handle its long distance telecommunications. On January 1, 1900, AT&T, a publicly traded corporation, owned the major assets of American Bell and thus became the head of the Bell System. By December 31, 1900, it had 569,901 shares of stock outstanding, which rose to 18,662,275 shares at the close of 1935. Alexander Graham Bell's fiancée Mabel Hubbard was the indirect source of the Bell Telephone Company's early commercial success after his creation of the telephone. The U.S. Centennial Exposition in Philadelphia in 1876