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August 1, 2025
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7 jan 1879 ano - The incandescant lamp

Descrição:

Invented by Thomas Edison.

The Incandescent Lamp functions by passing electricity through a platinum filament within a glass vacuum bulb which delays the melting of the filament. The incandescent lamp was able to be lit up for a few hours.

Adicionado na linha do tempo:

Data:

7 jan 1879 ano
Agora
~ 146 years ago