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All Patents of Type: metal shears
Patents 1 - 15 of 68
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NumberDatePatenteeTitleType
10,098Oct. 04, 1853O.J. Davie, T.W. StephensMachine for punching metalmetal punches
16,334Jan. 06, 1857A. HardyShearing Metalmetal shears
18,025Aug. 18, 1857T.F. TaftShears for Cutting Metalmetal shears
21,567Sep. 21, 1858D.R. KnowlesMachine for Cutting Metal Barsmetal shears
31,835Mar. 26, 1861T.F. TaftShear and punchmetal punches
65,138May 28, 1867T.F. TaftImprovement machine for cutting sheet or bar metalmetal shears
65,557Jun. 11, 1867W.H. FlinnRod Cuttermetal shears
101,339Mar. 29, 1870T.H. WitherbyImproved shearing and punching machinemetal shears
142,926Sep. 16, 1873W. LyonImprovement in Combined Punching and Shearing Machinessplitting and shearing machinery
148,566Mar. 17, 1874D. KennedyGriping and Cutting Toolsmetal shears
219,555Sep. 09, 1879O.C. WoolsonImprovement in hydraulic-power machineshydraulic apparatus
244,488Jul. 19, 1881H.A. SchneeklothCombined anvil, punch, and shearsmetal shears
264,837Sep. 19, 1882H.B. KinneyPower-presspunch presses
321,804Jul. 07, 1885J.W. DouglasLever Shearsmetal shears
327,153Sep. 29, 1885W.H. FlinnTool for Cutting Wiremetal shears
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