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22 janv. 1835 - Telegrafens oppfinnelse

Description:

I 1835 ble telegrafen oppfunnet av amerikaneren Samuel Morse. Telegrafen kunne sende elektomagnetiske signaler over et ledningsnett fra et sted til et annet. Telegrafen er viktig fordi da kunne man sende beskjeder mye fortere.

Ajouté au bande de temps:

Samfunnsfag tidslinje Jakob

ByJakob Kongsvik Håland
16 oct. 2018
1
1
252

Date:

22 janv. 1835
Maintenaint
~ Il y a 189 ans

Les images:

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