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All Patents of Type: pipe making machines
Patents 1 - 15 of 31
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NumberDatePatenteeTitleType
163XApr. 13, 1797C. LeachBoring pumps and conduitswood drilling and boring
8,092XMar. 18, 1834A. CoffmanMachine for making stone or earthen pipes (Pipes and tubes)pipe making machines
30,044Sep. 18, 1860A. BradyImprovement in casting pipepipe making machines
106,551Aug. 23, 1870W.T. ColeImproved Chuck for Holding Pipes and Tubes while being Screw-Threadedpipe making machines
133,636Dec. 03, 1872W.T. FarreImprovement in machines for bending tubingpipe and tube benders
RE5,581Sep. 30, 1873W.T. FarreImprovement in machines for bending tubingpipe and tube benders
RE5,582Sep. 30, 1873W.T. FarreImprovement in the methods of bending tubingpipe and tube benders
174,609Mar. 07, 1876R. WrightImprovement in Machines for Bending Tubingpipe and tube benders
183,190Oct. 10, 1876J. McWilliamsMachine for Bending Metal Pipespipe and tube benders
317,209May 05, 1885L.C. RodierLathepipe making machines
382,142May 01, 1888G. CummingPipe-riveting machinepipe making machines
407,675Jul. 23, 1889H.F. Grimmesey, J.F. McNuttTube Bending Machinepipe and tube benders
427,037May 06, 1890J.T. BrightCob Pipe Turning and Boring Lathepipe making machines
441,927Dec. 02, 1890T.J. BrayMachine for Cold Drawing Metallic Pipepipe making machines
515,826Mar. 06, 1894T. GibneyDevice for Holding Pipepipe making machines
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