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