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| Patents Granted on 1851-07-29 | |||||
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| Number | Date | Patentee | Title | Type | |
| RE205 | Jul. 29, 1851 | P. Stillman | Improvement in Steam and Vacuum Gages | vacuum and pressure gauges | |
| 8,265 | Jul. 29, 1851 | H. Moore | Machine for preparing hubs for the reception of boxes | wheelwright | |
| 8,267 | Jul. 29, 1851 | W.R. Jones | Machine for preparing hubs for boxes | wheelwright | |