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All Patents in class 409/76
Patents 1 - 15 of 24
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NumberDatePatenteeTitleType
141,760Aug. 12, 1873S.W. CardMachines for milling twist-drillsmetal threading machines
144,100Oct. 28, 1873E. HortonScrew Threading Machinesmetal threading machines
164,115Jun. 08, 1875T. Decker, L. WeaverMachine for Making Twist Drillsmaking drills and augers
195,963Oct. 09, 1877G.R. StetsonImprovement in machines for clearing twist-drillsmaking drills and augers
209,782Nov. 12, 1878J. SwanImprovement in the Manufacture of Auger-Bitsmaking drills and augers
303,239Aug. 05, 1884J. SwanMechanism for Manufacturing Augersmaking drills and augers
882,290Mar. 17, 1908J. BowenMachine for Cutting Screws, &c.screwcutting lathes
893,431Jul. 14, 1908J. BowenMachine for Cuting Screw, & c.screwcutting lathes
1,058,711Apr. 15, 1913E.E. BeckCut-back-die-thread machine
1,177,376Mar. 28, 1916J. BowenMilling Machinemilling machines
1,200,046Oct. 03, 1916A.M. ThompsonScrew-Thread-Milling Machinemetal thread milling machines
1,200,047Oct. 03, 1916A.M. ThompsonWork-Holder for Screw-Threading Machinesmetalworking machine work holding
1,278,867Sep. 17, 1918J.F. DanekeMilling Machine Fixturemilling machine accessories
1,287,732Dec. 17, 1918F. MüllerMachine for Milling Knurlsembossing and knurling machines
RE15,953Nov. 25, 1924E.E. BeckCut-back-die-thread machinemetal threading machines
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