All Patents of Type: pipe and tube benders |
Patents 1 -
13
of 13
|
Number | Date | Patentee | Title | Type |
133,636 | Dec. 03, 1872 | W.T. Farre | Improvement in machines for bending tubing | pipe and tube benders |
RE5,581 | Sep. 30, 1873 | W.T. Farre | Improvement in machines for bending tubing | pipe and tube benders |
RE5,582 | Sep. 30, 1873 | W.T. Farre | Improvement in the methods of bending tubing | pipe and tube benders |
174,609 | Mar. 07, 1876 | R. Wright | Improvement in Machines for Bending Tubing | pipe and tube benders |
183,190 | Oct. 10, 1876 | J. McWilliams | Machine for Bending Metal Pipes | pipe and tube benders |
407,675 | Jul. 23, 1889 | H.F. Grimmesey, J.F. McNutt | Tube Bending Machine | pipe and tube benders |
2,534,429 | Dec. 19, 1950 | B.V. Elliott | Pipe Bending Machine | pipe and tube benders |
2,796,785 | Jun. 25, 1957 | H.L. Philippe | Tube bender | pipe and tube benders |
2,824,381 | Feb. 25, 1958 | R.J. Traupmann | Pre-Indicator of Pipe Positions and Bends | pipe and tube benders |
RE24,449 | Apr. 01, 1958 | H.L. Philippe | Hand-operated, plier-type tube bender | pipe and tube benders |
2,867,261 | Jan. 06, 1959 | R.J. Traupmann | Pipe Bender with Bend Indicator Means | pipe and tube benders |
2,887,917 | May 26, 1959 | L.J. Kowal | Tube bender scale means | pipe and tube benders |
3,685,335 | Aug. 22, 1972 | L.J. Kowal | Tube bender | pipe and tube benders |