Home Wirtschaft Karriere Die bedeutungsvollsten Erfindungen von Thomas Edison Erfindungen Die bedeutungsvollsten Erfindungen von Thomas Edison 09.04.2010, 10:02 Uhr • Lesezeit: 1 Minute THOMAS ALVA EDISON American inventor on his 77th birthday in his West Orange laboratory Date: 1847 - 1931 (Mary Evans Picture Library) © picture-alliance / Mary Evans Pi/Mary Evans Picture Library | picture-alliance / Mary Evans Pi Phonograph (Vorlaeufer des Grammophons) zu: Edison Thomas Alva amerik. Elektrochemiker Techniker und Erfinder; 1847 1931. Phonograph (1877 von Edison erfunden Vorlaeufer des Grammophons): einer der ersten Phonographen. Foto. Wissenschaft © picture alliance / akg images | picture alliance / akg images This is an illustration of Thomas Edison's electric railroad from the September 30, 1882 issue of Frank Leslie's Illustrated Newspaper. Edison did not invent the electric railroad system, but he made many improvements that are still used to this day. Photo via Newscom (picturehistory) © picture-alliance / newscom / Pi/Newscom | picture-alliance / newscom / Pi On January 27, 1880, Thomas Edison received the historic patent embodying the principles of his incandescent lamp that paved the way for the universal domestic use of electric light. (Devils Lake Images) [Photo via Newscom] pubhistpics000020 © picture-alliance / newscom/Newscom | picture-alliance / newscom Edison, Kohlentelefon Edison, Thomas Alva, amerik. Elektrochemiker, Techniker und Erfinder, 1847-1931. - "Edison's Kohlentelephon". - Holzstich, 1894. © picture-alliance / akg-images | picture-alliance / akg-images Edison, Elektrizitaetszaehler / Holzstich Edison, Thomas Alva amerik. Elektrochemiker, Techniker und Erfinder, Milan (Ohio) 11.2.1847 - West Orange (N.J.) 18.10.1931. - Automatischer Elektrizitaetszaehler von Edison, 1882. - Holzstich, zeitgenoessisch. © picture-alliance / akg-images/akg | picture-alliance / akg-images