33
/pt/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
November 1, 2025
2050440
170799
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18 fev 1809 ano - Электрохимический телеграф
Descrição:
В 1809 году немецкий учёный Самуил Томас Земмеринг построил и испытал электрохимический телеграф на пузырьках газа.
Adicionado na linha do tempo:
Таймлайн истории развития телеграфа
By
Александра
1 nov 2018
0
0
478
Data:
18 fev 1809 ano
Agora
~ 216 years ago
Imagens:
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