INVENTOS TECNOLOGICOS DEL SIGLO XX

By andresbonza

  • LAVADORA ELÉCTRICA

  • LA CAJA REGISTRADORA ELÉCTRICA

  • CAJERO AUTOMATICO

  • BOLÍGRAFO

  • EL CÓDIGO DE BARRA

  • CHIP

  • LA TARJETA DE CREDITO

  • EL COMPUTADOR PORTATIL

  • PLAYSTATION

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