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| All Patents in class 271/83 | |||||
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| Number | Date | Patentee | Title | Type | |
| 18,640 | Nov. 17, 1857 | R.M. Hoe | Mode of operating fly-frames of printing-presses | printer | |
| 87,695 | Mar. 09, 1869 | T.H. Mead | Improvement in printing-press fly-frames | printer | |