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| All Patents in class 72/122 | |||||
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| Number | Date | Patentee | Title | Type | |
| 410,282 | Sep. 03, 1889 | P. Jardine, J. Jardine | Pipe-expander | pipe and tube expanders | |
| 665,330 | Jan. 01, 1901 | A.J. Langelier | Machine for making blanks for sewing-machine needles or similar articles | specialty machines | |
| 800,764 | Oct. 03, 1905 | J.J. Rigby | Necking-machine | metalworking machines | |