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All Patents in class 266
Patents 1 - 15 of 72
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NumberDatePatenteeTitleType
7,078XMay 22, 1832T. GreggBlast furnace for smelting iron oresteel making furnaces
7,642XJun. 29, 1833E. NottAnthracite coal stove, construction and adjustment of brick forming the flue for confining combustion to the base of fuelstoves
8,154XApr. 18, 1834I. Tyson, Jr.Blast furnace, heating and applying air
9,275XDec. 02, 1835L.V. BadgerHot air furnace and cupolaindustrial furnaces
9,698XJun. 02, 1836B. KuglerBlast furnacesteel making furnaces
170Apr. 20, 1837G.E. SellersImprovement in concentrating-furnaces for smelting iron ores by the use of anthracite coal in which other kinds of fuel can be usedfoundryman
7,448Jun. 18, 1850J.F. WoodCombination of a Guide-Tooth with an Inclined Scraperroad scrapers
7,862Dec. 24, 1850J.N. WalkerMill for grindinggrist mills
7,949Feb. 25, 1851J.D. Beers, I. WinslowPlaning-machinewood planers
10,404Jan. 10, 1854C.W. FillmoreClamp for Holding Steel Plates
12,424Feb. 20, 1855S.R. Smith, E. CowlesExcelsior machineexcelsior machines
16,082Nov. 11, 1856H. BessemerImprovement in the manufacture of iron and steelfoundryman
49,451Aug. 15, 1865J. SmallMachine for Tempering Saws, Files, etc.files
65,598Jun. 11, 1867E.S. PiperImprovement in hardening sawstool making machines
65,946Jun. 18, 1867C. RichardsonImproved Apparatus for Tempering Steel Platestool making machines
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