0 ч 49 мин, 21 фев 1788 г. - Francis Ronalds

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Sir Francis Ronalds FRS (21 February 1788 – 8 August 1873) was an English scientist and inventor, and arguably the first electrical engineer. He was knighted for creating the first working electric telegraph.

https://en.wikipedia.org/wiki/Francis_Ronalds

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