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| All Patents in class 271/3.14 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | RX-116 | Jun. 13, 1848 | I. Adams | Improvement in Power Printing Presses | |
 | 9,410 | Nov. 16, 1852 | S.P. Ruggles | Improvement in Printing-Presses | |