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| Patents for George H. Graham | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 242,046 | May 24, 1881 | C.E. Roberts | Emery Wheel Dresser | |
| 302,181 | Jul. 15, 1884 | S.C. Williams | Circular sawing machine | ||
 | 351,394 | Oct. 26, 1886 | P. Murray, Jr. | Gas Engine | |