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| Patents for William Carmichael | |||||
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| Number | Date | Patentee | Title | Type | |
| 4,465X | Jun. 10, 1826 | W. Carmichael | Machine for roping and spinning cotton and wool | spinner | |
| 4,836X | Jul. 28, 1827 | W. Carmichael | Cast iron horse hoe for weeding, etc. | hoes | |