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TRANSCRIPT
History of telephone
Aleksander Bell – Invention that mastered the whole world
"Mr. Watson - come here -I want to see you"
(March 10, 1876)
The first telephone was installed in
2 June 1877.
The first telephone exchange was established in 1878
Initially employed to connect subscribers of operators
In 1889 he created the first automatic control unit
For the first time with a shield phone to dial used in 1896
The first phone with a keypad for dialing was used in 1963.
You could call friends, being away from home from a phone boxes
Beginning phone in Poland
Types of phones:
Landline phone
Wireleless fixed telephone
Types of phones today:
Callular phone
Satelite phone
Internet phone i
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