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6 abr 1994 ano - Global Positioning System (GPS)

Descrição:

last of 24 satellitese were launched to complete the GPS. Uses satellite signal to broadcast location in real time within 15 meters of accuracy.

Adicionado na linha do tempo:

Cartography through Time

5 nov 2017

0

0

368

Data:

6 abr 1994 ano

Agora

~ 30 years ago

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