| All Patents of Type: pipe bending machines |
Patents 1 -
6
of 6
      |
| Number | Date | Patentee | Title | Type |
| 179,130 | Jun. 27, 1876 | M.L. Orum | Improvement in pipe-bending mandrels | pipe bending machines |
| 275,029 | Apr. 03, 1883 | J.M. Evarts | Machine for Bending Pipe | pipe bending machines |
| 878,604 | Feb. 11, 1908 | L.H. Brinkman | Machine for Bending Pipe | pipe bending machines |
| 955,117 | Apr. 12, 1910 | F.I. Ellis | Pipe Crushing and Shearing Machine | metal shearing machines |
| 2,938,564 | May 31, 1960 | S.J. Rhodes | Three point bender with rod guided ram | pipe bending machines |
| 4,910,984 | Mar. 27, 1990 | P.D. McGee, C. Young | Progressive roll bender | pipe bending machines |
