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| Patents for Hosea O. Elmer | |||||
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| Number | Date | Patentee | Title | Type | |
| 9,281 | Sep. 28, 1852 | H.O. Elmer | Jointed bed-plate saw-gummer | saw gummers | |
| 19,244 | Feb. 02, 1858 | H.O. Elmer | Gumming and jointing saws | saw gummers | |