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| Patents for John D. Smith | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,600X | May 28, 1816 | J.D. Smith | Machine for shearing cloth | splitting and shearing machinery | |
| 229,975 | Jul. 13, 1880 | C.S. Dean | Drag-saw | drag saws | |
| 554,094 | Feb. 04, 1896 | J.D. Smith | Coffee Roaster | coffee roasters | |
| 737,033 | Aug. 25, 1903 | J.D. Smith | Saw Filing Machine | ||