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| All Patents in class 72/122 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 260,555 | Jul. 04, 1882 | Z.J. Ferguson | Boiler-tube expander | |
 | 410,282 | Sep. 03, 1889 | P. Jardine, J. Jardine | Pipe-expander | |
 | 483,920 | Oct. 04, 1892 | A.L. Henderer | Tool for expanding the ends of boiler-tubes | |
 | 665,330 | Jan. 01, 1901 | A.J. Langelier | Machine for making blanks for sewing-machine needles or similar articles | |
| 800,764 | Oct. 03, 1905 | J.J. Rigby | Necking-machine | ||