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  2. Thomas Edison - Wikipedia

    en.wikipedia.org/wiki/Thomas_Edison

    Edison in 1861. Thomas Edison was born in 1847 in Milan, Ohio, but grew up in Port Huron, Michigan, after the family moved there in 1854. [8] He was the seventh and last child of Samuel Ogden Edison Jr. (1804–1896, born in Marshalltown, Nova Scotia) and Nancy Matthews Elliott (1810–1871, born in Chenango County, New York).

  3. Thomas E. Murray - Wikipedia

    en.wikipedia.org/wiki/Thomas_E._Murray

    Thomas E. Murray (October 21, 1860 – July 21, 1929) was an American inventor and businessman who developed electric power plants for New York City as well as many electrical devices which influenced life around the world, including the dimmer switch and screw-in fuse. It has been said that he "invented everything from the power plant up to ...

  4. Timeline of electrical and electronic engineering - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_electrical_and...

    English physicist Samuel Hunter Christie invented the Wheatstone bridge (It is named after Charles Wheatstone who popularized it). 1836: Irish priest (and later scientist) Nicholas Callan invented the transformer in Ireland. 1837: English scientist Edward Davy invented the electric relay. 1839: French scientist Edmond Becquerel discovered the ...

  5. Experiments and Observations on Electricity - Wikipedia

    en.wikipedia.org/wiki/Experiments_and...

    Experiments and Observations on Electricity is a treatise by Benjamin Franklin based on letters that he wrote to Peter Collinson, who communicated Franklin's ideas to the Royal Society. [ 1 ] [ 2 ] The letters were published as a book in England in 1751, and over the following years the book was reissued in four more editions containing ...

  6. Schuyler Wheeler - Wikipedia

    en.wikipedia.org/wiki/Schuyler_Wheeler

    Schuyler Skaats Wheeler (May 17, 1860 – April 20, 1923) was an American electrical engineer and manufacturer who invented the electric fan, an electric elevator design, and the electric fire engine. He is associated with the early development of the electric motor industry, especially to do with training the blind in this industry for gainful ...

  7. George Westinghouse - Wikipedia

    en.wikipedia.org/wiki/George_Westinghouse

    Westinghouse's electric business directly competed with Thomas Edison's, who was promoting direct current (DC) electricity. Westinghouse Electric won the contract to showcase its AC system to illuminate the "White City" at the 1893 Columbian Exposition in Chicago. The company went on to install the world's first large-scale, AC power generation ...

  8. Electricity - Wikipedia

    en.wikipedia.org/wiki/Electricity

    Michael Faraday invented the electric motor in 1821, and Georg Ohm mathematically analysed the electrical circuit in 1827. [22] Electricity and magnetism (and light) were definitively linked by James Clerk Maxwell, in particular in his "On Physical Lines of Force" in 1861 and 1862. [23]: 148

  9. Charles Dalziel - Wikipedia

    en.wikipedia.org/wiki/Charles_Dalziel

    He also invented the ground-fault circuit interrupter or GFCI in 1961. [1] The GFCI is commonly found in home bathrooms or kitchens. The device operates normally until 5 milliamps passes from the appliance to ground. Charles Dalziel was a pioneer in understanding electric shock in humans. Dalziel married Helen Bradford in 1931.