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| Patents for A. B. Smith | |||||
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| Number | Date | Patentee | Title | Type | |
| 333,662 | Jan. 05, 1886 | W. Patterson | Auger for cutting square holes | drill bits | |
| 345,388 | Jul. 13, 1886 | S.R. Mathewson | Saw-gummer | saw gummers | |
| 906,921 | Dec. 15, 1908 | W.W. Philbrick | Cutter-head | cutterheads | |