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All Patents in class 408/224
Patents 1 - 15 of 29
First set of recordsNext set of recordsLast set of records
4,864Nov. 24, 1846T.J. SloanMaking Wood Screwsscrew machines
7,004Jan. 08, 1850L.W. MillerHub-boring machinewheelwright
8,267Jul. 29, 1851W.R. JonesMachine for preparing hubs for boxeswheelwright
11,587Aug. 22, 1854B.F. GravesTool for boring recesses for casters, &c.drill bits
47,812May 23, 1865W.W. Grier, R.H. BoydImproved drill-bitdrill bits
89,097Apr. 20, 1869C. WardwellImprovement in Augersauger bits
116,837Jul. 11, 1871D. KellyImprovement in boring-bitsdrill bits
117,082Jul. 18, 1871J.J. KrausImprovement in wood-boring toolstapered reamers
131,279Sep. 10, 1872P. KavanaghImprovement in Augersauger bits
141,511Aug. 05, 1873L. LittlejohnBung Reamer and Countersinktapered reamers
158,958Jan. 19, 1875W. McCrossonCombined Drills, Countersinks and Planerscountersinks
164,295Jun. 08, 1875C.J. HardeeImprovement in lock-mortising machinesmortising machines
252,704Jan. 24, 1882W.H. SouthwickCombined Drill and Countersinkdrill bits
260,774Jul. 11, 1882H.A. MoyerHub-boring machinewheelwright
305,625Sep. 23, 1884T. Newey, Jr.Auger Bit Without Gimlet Leadauger bits
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