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| All Patents in class 56/299 | |||||
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| Number | Date | Patentee | Title | Type | |
| 7,475 | Jul. 02, 1850 | H. Knowles, H.C. Bevington | Improvement in the cutters and rakers of a grain and grass harvester | harvesters | |
| AI141 | Apr. 22, 1856 | G. Esterly | Mowing | ||