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| Patents for Charles E. Graham | |||||
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| Number | Date | Patentee | Title | Type | |
| 461,529 | Oct. 20, 1891 | F.M. Hay | Auger-Handle | auger handles | |
| 604,714 | May 31, 1898 | F.S. Bradley, F.A. Cotton | Hack-saw machine | metal sawing machines | |