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| All Patents in class 271/303 | |||||
| Number | Date | Patentee | Title | Type | |
| 84,627 | Dec. 01, 1868 | S.D. Tucker, R.M. Hoe | Improvement in printing-presses | printer | |
| 131,217 | Sep. 10, 1872 | S.D. Tucker, R.M. Hoe | Improvement in printing-presses | ||