Edison's filament lamp certificate, 1880.

Edison's filament lamp certificate, 1880.
2 1 c m
40cm
actual image size: 32cm x 13cm

Description

The certificate of performance for the early filament lamp, signed by Thomas Alva Edison (1847-1931), on 15 September 1880. Thomas Edison (1847-1931) was a prolific American inventor who registered over 1000 patents, many of which were related to the development of electricity. His inventions, in collaboration with his staff, include the automatic telegraph, the electric lamp, the phonograph (gramophone) and the kinetoscope, an early form of cinematography.

Image Details

Image Ref.
 
10276214

© Science Museum / Science & Society Picture Library

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