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/fr/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
November 1, 2025
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18 févr. 1809 - Электрохимический телеграф
Description:
В 1809 году немецкий учёный Самуил Томас Земмеринг построил и испытал электрохимический телеграф на пузырьках газа.
Ajouté au bande de temps:
Таймлайн истории развития телеграфа
By
Александра
1 nov. 2018
0
0
478
Date:
18 févr. 1809
Maintenaint
~ Il y a 216 ans
Les images:
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