-
en china -
Gutenberg -
Joseph Nicéphore -
Wheatstone y Coke -
Samuel Morese -
creador: Alexander Graham en 1871
Patentado por: Graham Bell -
Thomas Alva -
Heinrich Rudolf -
Louis Lumière -
Guglielmo Marconi -
John Logie -
Charles Babbage -
La compañía CERN
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