-
Telegrams were messages transmitted through an electrical device. -
Alexander Graham Bell was a scientist from Scotland. In 1876,
he accomplished the first telephone call. -
The first international phone call
from New York to London -
Dr. Martin Cooper was an inventor from the USA. He was the father of the mobile phone. -
the IBM company invented the first touchscreen phone. -
Now, mobile phones are smaller. They also have more functions.
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