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| Patents Granted on 1855-07-31 | |||||
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| Number | Date | Patentee | Title | Type | |
| AI126 | Jul. 31, 1855 | F.D. Newbury | Revolver | revolvers | |
| 13,345 | Jul. 31, 1855 | N. Barlow | Method of feeding planks to planing-machines | wood planers | |
| 13,351 | Jul. 31, 1855 | F. Field | Crosscut-sawing machine | circular sawmills | |
| 13,354 | Jul. 31, 1855 | L. Hull | Machine for sawing ratan | rattan machines | |
| 13,357 | Jul. 31, 1855 | F.H. Keeney | Circular-saw mandrel | circular saws | |
| 13,370 | Jul. 31, 1855 | H.R. Worthington | Direct-acting hydraulic steam-pump | steam pumps | |