iza broczek
Post on 29-Jul-2015
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The Story of the telephonePrezentation by Isabelle
Telephone is a device electronically transmitting human voice.
PastNowadays
Alexander Graham Bell
Invented telephone in 1875
That is not
actually true...
1. Antonio Meucci
2. Elisha Gray
3. Alexander Graham Bell
Drawings from
Alexander's diary are practically the same as Gray's drawings.
There is even a book written by
Edward Evenson
about "Father of
the Telephone".
"Mr. Watson, come here, I want to see you"
Telephone
Landline Phone
Mobile PhoneInternet Phone
Nowadays telephones are much more than
just calling...Sending
MessagesSurfing the Web
Taking photos
Nowadays phones are small computers
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