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| All Patents in class 48/102R | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 3,872 | Dec. 31, 1844 | R.S. Hannaford, R.H. Penny, W.F. Converse | Machinery for Cutting Screws in the Posts and On the Rails of Bedsteads | |
| 286,466 | Oct. 09, 1883 | F. Messer | Machine for Dressing Rollers for Grinding Mills | ||
| 577,189 | Feb. 16, 1897 | G.W. Lewis | Vapor Engine | ||
 | 628,655 | Jul. 11, 1899 | L.L. Filstrup | Saw-sharpening machine | |