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the invention
The idea of wireless communication predates the discovery of "radio" with experiments in "wireless telegraphy" via inductive and capacitive induction and transmission through the ground, water, and even train tracks from the 1830s on. -
british marconi
moving on to british marconi, his company which was esablished
in 1897 and began communication between coast radio stations and ships at sea, now this was a graet thing for ships that were in trouble -
may- june 1899
Julio Cervera Baviera the man who developed radio in 1902,
with the blessing of his spianish army visted marconis radiotelegraphic instalation. -
development in spain
now the start of the 20th century in spain 1902 devoleped radio.
the person who developed it was general in spain his name was
julio, cervera. -
legal issues with radio
Radio was introduced in the 1920's and many predicted the end of records, which they were right. radio was a free medium for the public to listen to music for which they would normally pay. -
mobile telephones
in 1947 AT&T commercializd mobile telephone service which people were so anxious to buy there services for a new mobile phone the first mobile phone