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| Patents for Isaac N. Felch | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 14,899 | May 13, 1856 | M. Roberts | Cutter-head for lathes | |
 | 14,941 | May 20, 1856 | M. Roberts | Lathe attachment for turning irregular forms | |
 | 31,161 | Jan. 22, 1861 | I.N. Felch | Hub-machine | |