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| Patents Granted on 1827-07-10 | |||||
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| Number | Date | Patentee | Title | Type | |
| 4,809X | Jul. 10, 1827 | M.C. Davis | Percussion gun locks | gunsmith | |
| 4,810X | Jul. 10, 1827 | S. Leroy | Mortising machine | mortising machines | |
| 4,811X | Jul. 10, 1827 | F. Harris | Manufacturing steam and rotary wheel engines | ||
| 4,812X | Jul. 10, 1827 | J. Goulding | Mode of manufacturing wool | ||