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| Patents for Joel Eastman | |||||
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| Picture | Number | Date | Patentee | Title | |
| 6,303X | Dec. 23, 1830 | C. Abbot, J. Eastman | Machine for cutting screws and turning steel, iron, etc. | ||
| 6,304X | Dec. 23, 1830 | J. Eastman, G.C. Rix | Wheels for carriages | ||
| 6,388X | Feb. 18, 1831 | J. Eastman | Double rotary steam engine | ||
| 6,389X | Feb. 18, 1831 | J. Eastman | Water wheel with floats working upon hinges | ||
| 6,463X | Apr. 08, 1831 | J. Eastman | Bellows for blowing by steam | ||
 | 6,765X | Sep. 28, 1831 | J. Eastman | Wheel and applying water thereto | |