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

Zuzia KaźmierskaVDSp4

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