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| Patents for J. W. Smith | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 60,269 | Dec. 04, 1866 | C.B. Smith | Improvement in friction pulley | |
 | 221,862 | Nov. 18, 1879 | S.W. Putnam | Improvement in devices for securing the tail-stocks of metal-turning lathes | |
 | 280,354 | Jul. 03, 1883 | J.R. Crawford | Shingle-machine | |
| 440,152 | Nov. 11, 1890 | W.J. Henderson | Reversing-gear for saw-mill carriages | ||
 | 458,164 | Aug. 25, 1891 | L. Gutmann | Method of operating alternating electric motor | |