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| Patents Granted on 1809-07-31 | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,113X | Jul. 31, 1809 | J. Hamilton | Saw for wood | other wood sawing machines | |
| 1,114X | Jul. 31, 1809 | E. L'Hommedieu | Double podded central screw auger | auger bits | |
| 1,115X | Jul. 31, 1809 | F. Bailey | Hot pressing all kinds of paper | ||