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All Patents in class 74/127
Patents 1 - 10 of 140
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PictureNumberDatePatenteeTitle
24,005May 17, 1859M.S. BrooksDrill-stock
  24,894Jul. 26, 1859G.I. WashburnBoring-tool
54,069Apr. 17, 1866D.F. HartfordImprovement in drill-stocks
80,583Aug. 04, 1868I. AllardImprovement in screw-drivers
91,634Jun. 22, 1869W. HoferImprovement in screw-driver
128,950Jul. 16, 1872G.J. CapewellDevices for Attaching Buttons To Garments
  133,994Dec. 17, 1872T.D. LakinImprovement in converting motion
143,084Sep. 23, 1873J.K. LaudermilchImprovement in jeweler's drilling devices
157,087Nov. 24, 1874I. AllardImprovement in screw-drivers
  157,099Nov. 24, 1874D.D. MacKayImprovement in hand-drills for drilling metal
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