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| Patents for John Graham | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,401X | Nov. 09, 1815 | J. Graham | Economical stove | stoves | |
| 66,796 | Jul. 16, 1867 | A. Clow | Improvement in Instruments for Laying out Stair-Railings | carpenter | |
| 70,547 | Nov. 05, 1867 | J. Graham | Bevel & Try Square | bevels | |