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| Patents for Frederick H. Sweet | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 261,274 | Jul. 18, 1882 | F.H. Sweet | Journal-box | |
 | 263,074 | Aug. 22, 1882 | F.H. Sweet | Device for straining scroll-saws | |
 | 264,421 | Sep. 12, 1882 | F.H. Sweet | Bevel-gage | |
 | 265,887 | Oct. 10, 1882 | F.H. Sweet | Molding-machine | |