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| Patents for Joseph B. Hough | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 20,446 | Jun. 01, 1858 | W. Sellers | Improved Lathe for Turning Metal Shafting | |
 | 36,111 | Aug. 05, 1862 | W. Sellers | Tool holders for Turning Lathes | |
 | 36,112 | Aug. 05, 1862 | W. Sellers | Improvement in boring-mills for metal | |
 | 36,113 | Aug. 05, 1862 | W. Sellers | Improvement in Planing Metal Machines | |