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| Patents for W. Emerson | |||||
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| Number | Date | Patentee | Title | Type | |
| 4,225 | Oct. 09, 1845 | B. Brown | Planing-machine | wood planers | |
| D3,662 | Sep. 14, 1869 | H.C. Reynolds | Design for the "Bit" of Chopping Axes | axes | |