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| Patents for E. S. Woodford | |||||
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| Number | Date | Patentee | Title | Type | |
| 14,752 | Apr. 22, 1856 | K. Curtiss | Improved auger | auger bits | |
| 108,367 | Oct. 18, 1870 | W.P. Lathrop | Improvement in boring tools | drilling and boring | |