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| All Patents in class 72/197 | |||||
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| Picture | Number | Date | Patentee | Title | |
| 7,259X | Oct. 25, 1832 | F. Palmer | Manufacturing nails | ||
 | 41,742 | Feb. 23, 1864 | H.K. Jones | Improvement in Machines for Stamping Carpenters' Squares | |
 | 224,720 | Feb. 17, 1880 | G. Parr | Machine for Rolling Chisels | |
| 2,450,041 | Sep. 28, 1948 | A.L. Groves | Sheet Metal Rolling Machine | ||