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| Patents Granted on 1819-12-24 | |||||
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| Number | Date | Patentee | Title | Type | |
| 3,154X | Dec. 24, 1819 | J. Crumbacker | Improvement in making razor strops | ||
| 3,155X | Dec. 24, 1819 | A. Lynar | Method of hanging bells | ||
| 3,156X | Dec. 24, 1819 | T. Rowand | Mode of hollowing out iron bar, tire for wagons, etc. | ||