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21 Sept 1973 Jahr - cell phone

Beschreibung:

Martin Cooper invented the cell phone. They were a mobile telephone that were wireless that people could travel with. It made it easier for people to make and get calls when they were not home or at a place where a phone was available.


https://www.theatlantic.com/technology/...first-mobile-phone-call...made.../274611/
https://en.wikipedia.org/wiki/History_of_mobile_phones

Zugefügt zum Band der Zeit:

Datum:

21 Sept 1973 Jahr
Jetzt
~ 52 years ago

Abbildungen: