Patent drawing - TeslaFlatSpiralCoil - . Public domain image
Резюме
Tesla's Flat Spiral Coil
Nikola Tesla (1856–1943) Serbian American inventor and engineer who discovered and patented the rotating magnetic field, the basis of most alternating-current machinery. He also developed the three-phase system of electric power transmission. He immigrated to the United States in 1884 and sold the patent rights to his system of alternating-current dynamos, transformers, and motors to George Westinghouse.
Теги
Дата
1894
Источник
USPTO
Ссылка
Информация о правах
public domain