Автор - bajmukaevabaan
Thomas Alva Edison is usually recognised by people as the inventor of the light bulb, but different types of bulbs were developed by other inventors before Edison.The first electric light was invented by Humphry Davy at the beginning of the 19th century and a light buld was demonstrated by Joseph Swan at one of his lectures in 1879 around the same times as Edison.A compaby was created by Edison and Swan in 1883. It was called Edison-Swan United by them.
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