div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: Telecomunicaciones src=https:reader035fdocumentsecreader035viewer202207180055cb39d6bb61ebd3718b4714html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divp1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992Nace lap ptelefonia celularpdiv