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| All Patents in class 101/269 | |||||
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| Number | Date | Patentee | Title | Type | |
| 8,810X | May 02, 1835 | J. Warren | Printing apparatus | printer | |
| 512,780 | Jan. 16, 1894 | F. Wesel | Printer's proof-press | printing presses | |
| 1,197,875 | Sep. 12, 1916 | A. Hormel, C. Wagner | Lithographic press | printing presses | |