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| All Patents in class 72/129 | |||||
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| Number | Date | Patentee | Title | Type | |
| 482,000 | Sep. 06, 1892 | C.B. Brainard | Wire Straightener and Cutting Machine | metal straightening machines | |
| 547,750 | Oct. 08, 1895 | M.A. Clennam | Metal Cutting and Folding Machine | sheet metal | |
| 1,561,803 | Nov. 17, 1925 | H.C. Smith | Strip-Straightening Attachment For Rotary Shears | metal shearing machines | |