Lamp, electric filament

Lamp, electric filament, tantalum, capless, 4v, Osram, c.1915

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Lamp, electric filament, tantalum, capless, 4v, Osram, c.1915
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Lamp, electric filament, tantalum, capless, 4v, Osram, c.1915

The first lamp with a drawn wire type of filament appeared in 1905. Owing to their strength, such filaments were used for over a decade in traction lamps.

Details

Category:
Lighting
Object Number:
1971-517
type:
lamp
credit:
Moult, F.W.