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All Patents of Type: horizontal boring mills
Patents 1 - 15 of 140
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NumberDatePatenteeTitleType
115,824Jun. 13, 1871B.F. CoppImprovement in Wheel-Borers and Key-Way Cuttershorizontal boring mills
139,482Jun. 03, 1873W. SellersImprovement in wheel-quartering machineshorizontal boring mills
157,034Nov. 17, 1874W.D. SquiresMachines for Enlarging the Bore of Gun-Barrelshorizontal boring mills
271,680Feb. 06, 1883W.P. BarclayCar Wheel Borer and Truing Machinewheel truing devices
285,123Sep. 18, 1883J.H. GowanCar Wheel Boring and Truing Machinehorizontal boring mills
421,417Feb. 18, 1890J.H. MicklerThree Spindle Boring Machinehorizontal boring mills
461,202Oct. 13, 1891A.D. PentzBoring-enginemilling machines
493,471Mar. 14, 1893A. BettsDrilling Machinehorizontal boring mills
504,742Sep. 12, 1893F. Pearn, W.A. PearnMachine for Boring Cylinders and Turning the Flanges Thereofhorizontal boring mills
513,827Jan. 30, 1894F.H. RichardsTurret Machine for Boring Cylindersturret lathes
528,381Oct. 30, 1894W.P. NortonDrilling Machinehorizontal boring mills
GB-189,625,037Oct. 16, 1897W.A. Pearn, F. Pearn, E.G. WrigleyImprovements in tools or machines for facing, turning, boring and otherwise cutting flanges on castings and for operating upon other articleshorizontal boring mills
642,138Jan. 30, 1900H.K. LeeMachine for boring metalhorizontal boring mills
739,381Sep. 22, 1903H.B. BinsseBoring Machinehorizontal boring mills
779,931Jan. 10, 1905A.T. Allcock, W. HarkerBoring Machinehorizontal boring mills
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