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6 mar 1914 ano - First Acoustic Exploration of the Seas

Descrição:

A man named Reginald Fessenden uses an oscillator to bounce a signal off of an iceberg

Adicionado na linha do tempo:

BWeniger's Oceanography Timeline

ByBryson Weniger

13 out 2017

0

0

407

Data:

6 mar 1914 ano

Agora

~ 111 years ago

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