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| Patents for Erastus Bartholomew | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,366X | Aug. 18, 1815 | W. Church, E. Bartholomew | Nail machine | nail making machines | |
| 2,367X | Aug. 18, 1815 | W. Church, E. Bartholomew | Construction of fire places called the defiance | ||
| 4,434X | May 17, 1826 | E. Bartholomew | Machine for making cordage | rope maker | |
| 4,435X | May 17, 1826 | E. Bartholomew | Machine for making chain cables | chain making machines | |