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| Patents Granted on 1822-03-11 | |||||
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| Number | Date | Patentee | Title | Type | |
| 3,473X | Mar. 11, 1822 | J.J. Pierce | Open cooking stove | stoves | |
| 3,474X | Mar. 11, 1822 | J.B. Brown, J. Farmer | Horse shoes | horseshoes | |