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| All Patents in class 72/217 | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,956,609 | Oct. 18, 1960 | R.M. Shaw, Jr. | Bending Machines | metal bending machines | |
| 3,260,091 | Jul. 12, 1966 | R.M. Shaw, Jr. | Bending Machine | metal bending machines | |
| 3,685,335 | Aug. 22, 1972 | L.J. Kowal | Tube bender | pipe and tube benders | |
| 3,777,527 | Dec. 11, 1973 | J.H. Lohman | Jig for setting the resistance Stops in a Rotary Bending Machine | sheet metal bending machines | |
| 4,910,984 | Mar. 27, 1990 | P.D. McGee, C. Young | Progressive roll bender | pipe bending machines | |