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| All Patents in class 142/8 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 127,211 | May 28, 1872 | J.G. Aram | Improvement in machines for turning carriage-axles | |
 | 142,368 | Sep. 02, 1873 | G.A. Bolser | Improvement in machines for turning wagon-axles | |
| 372,806 | Nov. 08, 1887 | C. Kehr | Machine for turning irregular forms | ||
| 763,738 | Jun. 28, 1904 | J.S. Duquette, J.W. Heath | Boring Machine | ||