1925: John Logie Baird in Great Britain and Édouard Belin in France publicly show their ´prototypes.
1931: Manfred Von Ardenne managed the first TV station with continuous broadcast schedules.
1941: The National Television Systems Committee (NTSC) of the United States establishes the technical standards of this media.
1951: First color television transmissions.
1960: Guillermo Gonzalez Camarena patents his color TV system.
1961: The first satellite TV transmission is made.
1979: Ted Turner connects 1350 cable systems to create the CNN chain.
1993: United States establishes the bases for the development of high definition and analog television systems.
1997: The first transmissions in high definition are made in the world.
I have taken the Television idea because, further an entertainment use, the well-used TV contributes to education and formation for society values and family meeting.
