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| All Patents in class 69/45 | |||||
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| Number | Date | Patentee | Title | Type | |
| 9,628X | Apr. 28, 1836 | I. McLaughlin, H. Hill | Leather rolling machine | leatherworker | |
| 60,636 | Dec. 18, 1866 | H. Lampert | Improved apparatus for scraping hides | ||
| 100,907 | Mar. 15, 1870 | H. Lampert | Improvement in apparatus for working hides | ||