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| All Patents in class 172/760 | |||||
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| Number | Date | Patentee | Title | Type | |
| 5,999X | May 25, 1830 | S.N. (Nisbet) | Plough | plows | |
| 6,214X | Nov. 01, 1830 | S. Folton | Plough | plows | |
| 8,292X | Jul. 08, 1834 | J. Jacobs | Plough | plows | |
| 8,638X | Feb. 13, 1835 | N. Robinson | Plough | plows | |
| 8,712X | Mar. 24, 1835 | N. Baker | Plough | plows | |
| 31,362 | Feb. 05, 1861 | J.B. Vaughn, Administrator, E. Vaughn, deceased (Estate of) | Plow | plows | |
| 73,504 | Jan. 21, 1868 | W.S. Colwell | Improvement in ploughs | ||