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domingo, 1 de junio de 2008

The invention of the mobile phone


In 1973 Marin Cooper invented the mobile phone. He was working for Motorola Company.
It was big and expensive and used by the military force, then it was smaller and a lot more economical.
It was called Dynatac 800 x and it was 750 gr.
In 1983 it was on sale
Publicado por Paula en 9:21

1 comentario:

Susan Zilberstein dijo...

Great job! Just correct: "Then, it was smaller..."

10 de junio de 2008, 5:46

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