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All Patents in class 408/132
Patents 1 - 10 of 33
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PictureNumberDatePatenteeTitle
92,419Jul. 13, 1869H. Bates, D.L. BatesImproved drill
130,194Aug. 06, 1872M.W. CollinsImprovement in machines for mortising blind-stiles
142,416Sep. 02, 1873J.J. SheridanImprovement in Boring and Drilling Machine
  212,753Feb. 25, 1879J.N. SmithMachine for Dressing the Journals of Railway Car Axles
329,986Nov. 10, 1885P.A. WhitneyRatchet Drill
396,499Jan. 22, 1889W. Lodge, C. DavisAutomatic feed-stopping device for drilling-machines
452,053May 12, 1891F.H. RichardsMultiple drilling-machine
  465,892Dec. 29, 1891T.L. SmithFeed Connection for Drill Presses and Other Machines
  599,265Feb. 15, 1898D.O. SmithApparatus for Boring Locomotive Cylinders
701,115May 27, 1902C.E. WilleyDrilling machinery
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