First outdoor telephone was wired. (1 ene 1877 año – 31 dic 1877 año)
Descripción:
The very first permanent outdoor telephone wire was completed. It stretched a distance of just three miles. This was closely followed in the U.S. by the worlds first commercial telephone service.Añadido al timeline:
fecha:
1 ene 1877 año
31 dic 1877 año
~ 12 months