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14 December, 06:14

What is Thomas Edisons feild of specialty

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  1. 14 December, 07:18
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    He (thomas edidson) obtained patents in such fields as telegraphy, phonography, electric lighting and photography. In 1882, he designed the first hydroelectric plant in Appleton, Wisconsin. In 1879, he and Sir Joseph Wilson Swan (in England) simultaneously invented similar carbon filament incandescent light bulbs. Edison improved upon Swan's design and by the end of 1880 had produced a 16-watt light bulb that would last for 1500 hours.
  2. 14 December, 10:07
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    He was an inventor and busnies man
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