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| Patents Granted on 1850-08-13 | |||||
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| Number | Date | Patentee | Title | Type | |
| 7,557 | Aug. 13, 1850 | N. Barlow | Friction-clutch | industrial machine clutches | |
| 7,565 | Aug. 13, 1850 | W.B. Kean | Bench hook | bench stops | |
| 7,566 | Aug. 13, 1850 | A. McKinney | Apparatus for the Regulating the Setting of Bows in Wagon tops | ||