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| Patents Granted on 1824-04-16 | |||||
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| Number | Date | Patentee | Title | Type | |
| 3,849X | Apr. 16, 1824 | M. Stevens | Making four tined dung forks | ||
| 3,850X | Apr. 16, 1824 | P. Wakelee | Flax and hemp dressing machine | flax and hemp machines | |
| 3,851X | Apr. 16, 1824 | T. Altason | Cast iron plough | plows | |