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All Patents in class 279/71
Patents 1 - 10 of 10
First set of recordsLast set of records
8,315Aug. 26, 1851P.H. NilesAdjustable Tool-Hafttool handles
24,152May 24, 1859J. Kirkpatrick, R. NuttallCutting Screwscutting-off and centering machines
42,592May 03, 1864S.A. MorseImproved colletdrill chucks
55,363Jun. 05, 1866W. ReidImprovement in machines for compressing the cylinders of casks upon their heads to form a tight barrelbarrel making machines
81,500Aug. 25, 1868B. HavilandImprovement in chucksmetal lathe chucks
417,659Dec. 17, 1889J.S. BancroftMeans for Operating the Die Heads of Bolt Threading Machinesmetal threading machines
443,775Dec. 30, 1890C.L. LibbyAttachment for Turret Lathesmetal lathe accessories
581,427Apr. 27, 1897S. OlsonNut Wrenchratchet wrenches
589,608Sep. 07, 1897W.H. MohrBit-holder
981,724Jan. 17, 1911L.H. VoldAutomatic Chuck for Boring and Turning Millsvertical boring mills
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