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| All Patents in class 83/209 | |||||
| Number | Date | Patentee | Title | Type | |
| 60,628 | Dec. 18, 1866 | E. Hard | Improvement in sawing machines | drag saws | |
| 1,598,919 | Sep. 07, 1926 | C.D. McDonald | Metal-shearing machine | ||
| 3,400,493 | Sep. 10, 1968 | W.C. Keyes | Belt sanding and polishing machine | sanding machines | |