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| Patents for Andrew J. Smith | |||||
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| Number | Date | Patentee | Title | Type | |
| 39,841 | Sep. 08, 1863 | G.N. Stearns | Improvement in Hollow Augers | hollow bits | |
| 258,324 | May 23, 1882 | J.N. Smith, A.J. Smith | Drag-sawing machine | drag saws | |
| 307,616 | Nov. 04, 1884 | H. Alley | Saw | sawblades | |