WWII (1 jan 1939 ano – 1 jan 1945 ano)
Descrição:
By WWII, all ships are equipped with Sonar (based on the Fessenden Oscillator). Sonar plays an even bigger role in the upcoming years allowing for innovation in health, fishing, ocean exploration, seismology, and history/archaeology
Adicionado na linha do tempo:
Data:
1 jan 1939 ano
1 jan 1945 ano
~ 6 years