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| All Patents in class 172/753 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 3,130X | Sep. 01, 1819 | J. Wood | Plow | |
| 6,883X | Dec. 28, 1831 | J. Deats | Plough | ||
| 7,499X | Mar. 25, 1833 | H.S. (Spielman), D. Miller | Plough | ||
| 7,876X | Dec. 19, 1833 | P. Hastings | Improvement on Barnard's plough | ||
| 7,896X | Dec. 26, 1833 | A. Taylor | Cast iron plough | ||
| 9,142X | Oct. 06, 1835 | W. Walker | Plough | ||
| 9,626X | Apr. 28, 1836 | N. Locklin | Plough | ||
| AI44 | May 11, 1841 | I. Snider | Self-sharpening plow | ||