la computadora By juanpavillaziz 1983 BCE Procesamiento en paralelo 1971 BCE microprocesador 1965 BCE Circuito Integrado 1958 BCE Transistor 1951 BCE UNIVAC 1946 BCE maquina john van newman 1944 BCE maquina howard h aiken 1890 BCE maquina herman hollerith 1835 BCE maquina charles babbage 1642 BCE pascalina 500 Ábaco