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Patents for Columbus Munn | |||||
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Picture | Number | Date | Patentee | Title | |
![]() | 153,365 | Jul. 21, 1874 | C. Munn | Improvement in machines for cutting veneers | |
![]() | 155,541 | Sep. 29, 1874 | C. Munn | Improvement in veneer-cutters | |
![]() | 173,986 | Feb. 22, 1876 | C. Munn | Improvement in machines for cutting veneers |