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| Patents for Clayton O. Smith | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 839,080 | Dec. 18, 1906 | C.O. Smith | Machine for grinding ball bearing races | |
| 1,659,220 | Feb. 14, 1928 | C. Booth, C.O. Smith | Centerless Grinding | ||