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Chester Greenwood (December 4, 1858 – July 5, 1937) was an American engineer and inventor, known for inventing the earmuffs in 1873. [1] He reportedly came up with the idea while ice skating and he asked his grandmother to sew tufts of fur between loops of wire. [2] His patent was for improved ear protectors. He manufactured these ear ...
Henry George Ferguson (4 November 1884 – 25 October 1960) was a British mechanic and inventor who is noted for his role in the development of the modern agricultural tractor and its three point linkage system, for being the first person in Ireland to build and fly his own aeroplane, and for developing the first four-wheel drive Formula One car, the Ferguson P99.
The San Francisco system was the first case of a utility selling electricity from a central plant to multiple customers via distribution lines. [11] The California Electric Light Company (now PG&E) [13] [14] purchased two generators from Charles Brush's company in 1879 and soon opened a second plant with four additional generators.
Gail Borden Jr. (November 9, 1801 – January 11, 1874) was an American inventor and manufacturing pioneer. He was born in New York state and settled in Texas in 1829 (then part of Mexico), where he worked as a land surveyor, newspaper publisher, and food company entrepreneur.
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 ...
Eli Whitney Blake, Sr. (January 27, 1795 – August 18, 1886) was an American inventor, best known for his mortise lock and stone-crushing machine, the latter of which earned him a place into the National Inventors Hall of Fame.