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| All Patents in class 72/219 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 81,902 | Sep. 08, 1868 | G.W. Heckart | Improvement in fifth-wheel bender | |
 | 1,016,700 | Feb. 06, 1912 | A.L. McHugh | Coil-forming machine | |
 | 2,266,912 | Dec. 23, 1941 | R.M. Shaw, Jr. | Device for Bending Structural Sections | |
| 2,723,701 | Nov. 15, 1955 | R.M. Shaw, Jr. | Bending Machines | ||