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| Patents for Oliver Hough | |||||
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| Number | Date | Patentee | Title | Type | |
| 33,283 | Sep. 10, 1861 | C. Sellers | Improvement in mode of transmitting motion | metalworking machine gearing | |
| 36,111 | Aug. 05, 1862 | W. Sellers | Tool holders for Turning Lathes | lathe tools | |
| 36,112 | Aug. 05, 1862 | W. Sellers | Improvement in boring-mills for metal | vertical boring mills | |
| 36,113 | Aug. 05, 1862 | W. Sellers | Improvement in Planing Metal Machines | metal planers | |