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| Patents for Charles D. Curtis | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 532,802 | Jan. 22, 1895 | E.C. Mershon | Saw-swage | |
 | 539,629 | May 21, 1895 | E.C. Mershon | Cross-head for band sawing-machines | |
 | 547,796 | Oct. 15, 1895 | E.C. Mershon | Band-saw resawing-machine | |
 | 635,107 | Oct. 17, 1899 | E.C. Mershon | Attachment for edging or ripping saws | |