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One of his most important industrial inventions, still in use today, is the thread rolling machine. He quickly began selling his newly devised manufacturing equipment alongside his commercial products. Hubbell received at least 45 patents, [3] most of which were for electric products. The pull-chain electrical light socket was patented in 1896 ...
Hubbell Incorporated was founded as a proprietorship in 1888 by Harvey Hubbell II. Born in Connecticut in 1857, he was a U.S. inventor, entrepreneur, and industrialist. Hubbell's best-known inventions are the U.S. electrical plug [3] and the pull-chain light socket. [4]
U.S. patent 774,250.The first US power plug and socket dated 1904. Several early American electrical plug and socket arrangements were invented by Harvey Hubbell.On 26 February 1903 he filed two patent applications featuring 2-pin plugs and adaptors for using his plugs with existing designs of lamp sockets and wall receptacles.
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James Edward Allen Gibbs (1829–1902) was a farmer, inventor, and businessman from Rockbridge County in the Shenandoah Valley in Virginia. [1] On June 2, 1857, he was awarded a patent for the first twisted chain-stitch single-thread sewing machine using a rotating hook. In partnership with James Willcox, Gibbs became a principal in the Willcox ...
Jawed Karim was born on October 28, 1979, in Merseburg, East Germany, to a Bangladeshi father and a German mother. [3] His father Naimul Karim (Bengali: নাইমুল করিম) is a Bangladeshi who is a researcher at 3M, and his mother, Christine, is a German biochemistry scientist at the University of Minnesota. [4]
Google's other music streaming service Play Music was merged with YouTube Music in May 2020, as the latter is a more recognized brand. [166] Support for the dedicated YouTube application on the Sony PlayStation Vita game console was deprecated in January 2015, for the Nintendo Wii and Wii Mini in June 2017, and for the Nintendo 3DS in August 2019.
Robert Gilmour "R. G." LeTourneau (/ l ə t ˈ ər n oʊ /; November 30, 1888 – June 1, 1969), born in Richford, Vermont, was a prolific inventor of technologies related to earthmoving machinery, and founder of LeTourneau Technologies and LeTourneau University. [1]