Arrefactos tecnolojicos By Rosana Herrera 193 Computador John atanasoff 1808 telegrafo Samuel morse 1826 Camara sirbe. para.tomar. fotos. y. poder. enprimirla Pq 1829 Telegrafo Joseth 1876 Telefono Aleczander Bell 1876 El telefono Antonio meuci 1888 Television John baird 1894 Radio Guglielmo 1926 Television John 1973 Celular Martin cooper 1973 Celular Martin
