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| Patents for Jonas P. Fairlamb | |||||
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| Picture | Number | Date | Patentee | Title | |
| 3,781X | Nov. 27, 1823 | J.P. Fairlamb | Saving water in canal locks | ||
| 6,060X | Jul. 07, 1830 | J.P. Fairlamb | Revolving planes for crossing railways | ||
| 6,574X | Jun. 13, 1831 | J.P. Fairlamb, M.D. (Dunot) | Machine for cutting crackers | ||