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| Patents Granted on 1811-07-18 | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,548X | Jul. 18, 1811 | J. Staples | Pendulum steam engine | steam engines | |
| 1,549X | Jul. 18, 1811 | J. Hughson | Kiln drying corn and malt | kilns | |