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All Patents in class 271/70 | |||||
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Picture | Number | Date | Patentee | Title | |
![]() | 4,025 | May 01, 1845 | R.M. Hoe | Printing-press | |
![]() | 84,627 | Dec. 01, 1868 | S.D. Tucker, R.M. Hoe | Improvement in printing-presses | |
![]() | 113,769 | Apr. 18, 1871 | R.M. Hoe | Improvement in printing-presses |