| All Patents in class 72/383 |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 174,609 | Mar. 07, 1876 | R. Wright | Improvement in Machines for Bending Tubing | pipe and tube benders |
| 429,961 | Jun. 10, 1890 | J.A. Robbins | Watch makers bow bender | watchmaker |
| 503,292 | Aug. 15, 1893 | C.A. Wettengel, W.F. Niedringhaus | Metal Plate Folding Machine | metal bending machines |
| 586,004 | Jul. 06, 1897 | M.M. Billmire | Rod or Bolt Wrench | pliers |
| 1,029,946 | Jun. 18, 1912 | F.R. Rogers | Machine for Bending and Twisting Bars | |
| 2,884,987 | May 05, 1959 | R.M. Shaw, Jr. | Bending Machines With Reversible Motor Drive | metal bending machines |
| 2,938,564 | May 31, 1960 | S.J. Rhodes | Three point bender with rod guided ram | pipe bending machines |
