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Nov 2, 2022 · In 1840, British scientist Warren de la Rue developed an efficiently designed lightbulb using a coiled platinum filament in place of copper, but the high cost of platinum kept the bulb...
Who really invented the light bulb? - BBC Science Focus Magazine
Nov 22, 2013 · In the 19th century, two Germans -- glassblower Heinrich Geissler and physician Julius Plücker -- discovered that they could produce light by removing almost all of the air from a long glass tube and passing an electrical current through it, an invention that became known as the Geissler tube.
Jul 18, 2023 · Conventional wisdom credits American Thomas Alva Edison, who obtained the earliest patents for incandescent light bulbs, the first in 1879 and the second in 1880. Yet some historians argue that it's far too reductive to attribute the invention to just Edison.
Aug 27, 2022 · Meet the largely-forgotten pioneers who started creating the light bulb some 80 years before Thomas Edison "invented" it.
An Englishman – not Thomas Edison – created the light bulb. Thomas Edison is credited with inventing a whole host of valuable inventions but the real story behind them often reveals a different...
Nov 9, 2009 · Thomas Edison was a prolific inventor and businessman whose inventions include the phonograph, incandescent light bulb, motion picture camera and alkaline battery.
