Résultats de recherche
Il y a 20 heures · Embratel (1966-1972) Telebras (1972-1976) Companhia Telefônica Brasileira (CTB) was a Brazilian fixed-line telephone company that provided services to the states of Rio de Janeiro and São Paulo, as well as Minas Gerais and Espírito Santo through its subsidiaries CTMG and CTES. Between 1972 and 1976, CTB belonged to the Telebras system.
