HISTORIA DE LAS COMUNICACIONES By Jose Aleans Feb 16, 1000 simbolos abstractos (jeroglificos) Feb 1, 1200 señales de humo Feb 21, 1400 telegrafo Feb 21, 1600 imprenta Feb 21, 1800 telefono Feb 21, 2000 radio Feb 21, 2020 television Feb 21, 2040 computador Feb 21, 2060 satelite Feb 21, 2080 internet Feb 21, 3000 fibra optica
