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| Patents for John K. Smith | |||||
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| Picture | Number | Date | Patentee | Title | |
| 9,281X | Dec. 02, 1835 | J.K. Smith | Application of power to the breakers of rail-roads | ||
| 9,393X | Feb. 12, 1836 | J.K. Smith | Car door fastening | ||
 | 219,006 | Aug. 26, 1879 | A.J. Nellis | Plow Beam | |
 | 296,053 | Apr. 01, 1884 | Z.C. Phillips | Boring-machine | |
| 421,391 | Feb. 18, 1890 | J.H. Dixon | Tool Attachment | ||