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What sort of lamp did Sir Joseph Wilson Swan make?

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He made an incandescent lamp using a carbon filament (1860), 20 years before Edison's lamp.

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Get more facts and information about Swan, Sir Joseph Wilson . Or, view the full encyclopedia entry from The Columbia Encyclopedia, Sixth Edition.

Similar questions: What kind of lamp did Sir Joseph Wilson Swan build? How did Sir Joseph Wilson Swan build a lamp? [ Hide these questions ]

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