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All Patents in class 408/118
Patents 1 - 15 of 18
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NumberDatePatenteeTitleType
9,729May 17, 1853A.H. LongleyImprovement in Machines for Cutting Wooden Screwswood threading machines
16,399Jan. 13, 1857J.A. ReynoldsTubular Augerdrilling and boring
53,896Apr. 10, 1866R. StewartAnnular Augerauger bits
60,169Dec. 04, 1866C.O. GardinerCentering and Squaring Devicemetal lathe accessories and attachments
111,990Feb. 21, 1871O.W. TownsendImprovement in combined augers and reamershollow bits
118,552Aug. 29, 1871H. PitcherImprovement in Augershollow bits
141,279Jul. 29, 1873C. KrapfImprovement in lathes for turning tobacco-pipeswood lathes
148,599Mar. 17, 1874E.L. ComleyMachines for Turning Boxesbox making machines
182,222Sep. 12, 1876P.T. PerkinsBoring Machinehorizontal drilling machines
211,742Jan. 28, 1879A. JohnsonThread Cutting Tool for Metal Screw Machinesscrew machines
257,311May 02, 1882B. GallagherCork-shell-cutting machinetobacco machinery
336,762Feb. 23, 1886O. SmithTool for drill pressescountersinks
659,125Oct. 02, 1900C. BoentgenCombination Reamer, Tap, and Countersinktapered reamers
1,274,436Aug. 06, 1918B.A. Ryan, J.F. MurphyTool Holder for Screw Machinesmetalworking machine tool holders
1,525,091Feb. 03, 1925A.C. SavidgeMultiple Drill Attachmentmultiple spindle drilling heads
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