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| Patents Granted on 1826-02-21 | |||||
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| Number | Date | Patentee | Title | Type | |
| 4,339X | Feb. 21, 1826 | N. Etheredge, D. Hurlbut | Machine for thrashing grain and breaking flax and hemp | flax and hemp machines | |
| 4,340X | Feb. 21, 1826 | B. Holbrook | Tube picker, used in weaving | weaver | |
| 4,341X | Feb. 21, 1826 | P. Breasted | Improvement called a bisected bedstead | beds and bedsteads | |