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| All Patents in class 72/419 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | RE5,581 | Sep. 30, 1873 | W.T. Farre | Improvement in machines for bending tubing | |
| 770,044 | Sep. 13, 1904 | E.H. Carroll | Machine for Drawing Wire | ||
| 1,506,276 | Aug. 26, 1924 | F.H. Stolp | Machine Element | ||
 | 1,617,890 | Feb. 15, 1927 | N.D. Abbey | Swaging machine | |
| 2,305,868 | Dec. 22, 1942 | H.J. Siekmann, W.F. Groene | Work Handling Device | ||
| 3,183,533 | May 18, 1965 | A.R. Kull | Stock Feed Mechanism for Forging Machines | ||
| 3,914,977 | Oct. 28, 1975 | D.J. Rimmer | Presses and the Like | ||