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1 янв 1893 г. - Chicago World's Fair

Описание:

General Electric wanted to power the fair using Direct Current at a cost of $554,000. However, they were beaten by George Westinghouse who powered the fair with Alternating Current for $399,000.

Добавлено на ленту времени:

120 volts vs 240 volts

ByHenry
11 окт 2018
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0
474

Дата:

1 янв 1893 г.
Сейчас
~ 132 г назад
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