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| Patents for Charles P. Frazer | |||||
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| Number | Date | Patentee | Title | Type | |
| 51,168 | Nov. 28, 1865 | C.P. Frazer | Mode of sharpening saws | saw sharpening machines | |
| 54,709 | May 15, 1866 | C.P. Frazer, C.C. Hinchman | Improved saw-filing machine | saw sharpening machines | |