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All Patents of Type: pipe threading machines
Patents 1 - 15 of 15
First set of recordsLast set of records
NumberDatePatenteeTitleType
265,639Oct. 10, 1882A. SaundersChuckpipe threading machines
309,374Dec. 16, 1884G.W. Whitman, M.C. BignallPipe cutting and threading machinepipe cutting machines
372,490Nov. 01, 1887A. SaundersMachine for Cutting and Screw Threading Tubes, &c.pipe threading machines
406,857Jul. 09, 1889A. SaundersScrew Cutting Diepipe threading machines
407,413Jul. 23, 1889D. Rosser, T. McFassenPipe Thread Cutting Machinepipe threading machines
438,605Oct. 21, 1890F.S. CookNut Tapping Machinenut making machines
443,500Dec. 30, 1890R.P. Curtis, L.B. CurtisPipe Threading Machinepipe threading machines
443,501Dec. 30, 1890R.P. CurtisPipe Threading Machinepipe threading machines
443,502Dec. 30, 1890R.P. CurtisPipe Threading Machinepipe threading machines
686,577Nov. 12, 1901B. BordenPipe Threading Machinepipe threading machines
841,396Jan. 15, 1907F.W. HoeferMachine for Threading Pipespipe threading machines
962,024Jun. 21, 1910L.F. HartScrew Cutting Devicepipe threading machines
CA-257,431Jan. 19, 1926J.V. JardinePipe cutter or threaderpipe threading machines
CA-285,185Nov. 27, 1928J.V. JardinePipe threading apparatuspipe threading machines
CA-329,552Jan. 24, 1933J.V. JardinePipe threading apparatuspipe threading machines
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