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| Patents for Calvin Post | |||||
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| Number | Date | Patentee | Title | Type | |
| 5,033X | Mar. 11, 1828 | C. Post | Bending sheet iron for boilers, etc. | stationary boilers | |
| 5,163X | Jul. 15, 1828 | C. Post | Rotary washer for washing clothes | washing machines | |
| 5,448X | Apr. 11, 1829 | C. Post, J.W. Post | Iron Mill | grinding mills | |
| 5,813X | Feb. 02, 1830 | C. Post, J.W. Post | Drilling rock | stone boring and drilling machines | |