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| All Patents in class 101/231 | |||||
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| Number | Date | Patentee | Title | Type | |
| 38,200 | Apr. 14, 1863 | W. Bullock | Printing-machine | printing presses | |
| 84,627 | Dec. 01, 1868 | S.D. Tucker, R.M. Hoe | Improvement in printing-presses | printer | |
| 113,769 | Apr. 18, 1871 | R.M. Hoe | Improvement in printing-presses | ||