30
/pt/
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
April 1, 2024
1789395
145182
2

1 jan 1840 ano - Warren de la Rue enclosed a coiled platinum filament in a vacuum tube and passed an electric current through it

Adicionado na linha do tempo:

2 out 2018

Data:

1 jan 1840 ano
Agora
~ 184 years ago