Medios de comunicacion By santi5 400 ESCRITURA BABILONIA Apr 13, 1440 IMPRENTA GUTMBERG Jun 10, 1834 TELEGRAFO SAMUEL MORSE Mar 9, 1857 TELEFONO ANONIO MEUCI Apr 10, 1895 RADIO GUILLERMO MARCONI Apr 10, 1945 COMPUTADORA Apr 10, 2013 2013
