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1 ene 1840 año - Warren de la Rue Made a design with platinum
Descripción:
Enclosed a coiled platinum filament in a vaccum tube and passed electric current through it
Añadido al timeline:
history of light bulb
By
Karthika C M
6 feb 2020
0
0
154
fecha:
1 ene 1840 año
Ahora mismo
~ 184 years ago
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