Tecnologia antigua

Old invents

  • Period: to

    typewriter

    A typewriter is a mechanical or electromechanical machine for writing characters similar to those produced by printer's movable type. Typically, a typewriter has an array of keys, each of which causes a different single character to be produced on the paper by causing an inked ribbon to be struck against the paper by a type element similar to the sorts used in movable type letterpress printing.
  • Period: to

    typewriter

    A typewriter is a mechanical or electromechanical machine for writing characters similar to those produced by printer's movable type. Typically, a typewriter has an array of keys, each of which causes a different single character to be produced on the paper by causing an inked ribbon to be struck against the paper by a type element similar to the sorts used in movable type letterpress printing.https://en.wikipedia.org/wiki/Typewriter