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| Patents for Charles M. Day | |||||
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| Number | Date | Patentee | Title | Type | |
| 13,028 | Jun. 12, 1855 | C.M. Day | Feed-motion for sawmills, etc. | sawmill carriages | |
| 58,616 | Oct. 09, 1866 | C.M. Day | Hand wood-saw | drag saws | |