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| All Patents in class 72/30.1 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 48,915 | Jul. 25, 1865 | J. Dodge | Machine for rolling irregular forms | |
| 60,973 | Jan. 01, 1867 | H. Waters | Metal Punch | ||
| 1,080,309 | Dec. 02, 1913 | W. Vollmer | Metal Bending Machine | ||
| 1,620,534 | Mar. 08, 1927 | C.R. Gabriel | Press | ||
| 2,784,761 | Mar. 12, 1957 | R.M. Shaw, Jr. | Bending Machines | ||
 | 3,485,071 | Dec. 23, 1969 | C.O. Jones, Jr. | Multiple stroke depth selector for hydraulic press brakes | |