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1 jan 1850 ano - Joseph Wilson Swan Light bulb using carbonized paper filaments

Descrição:

enclosed carbonized paper filaments in an evacuated glass bulb

Adicionado na linha do tempo:

history of light bulb

ByKarthika C M
6 fev 2020
0
0
220

Data:

1 jan 1850 ano
Agora
~ 175 years ago
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