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| Patents Granted on 1861-09-03 | |||||
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| Number | Date | Patentee | Title | Type | |
| CS-19 | Sep. 03, 1861 | J.H. Harkut | Manufacture of Cannon | cannons | |
| 33,199 | Sep. 03, 1861 | S. Inman | Improvement in Gages for Clapboards | clapboard markers | |
| 33,220 | Sep. 03, 1861 | H. Van DeWater | Improved water-wheel | turbine water wheels | |
| 33,223 | Sep. 03, 1861 | J.A. Wilcox | Instrument For Turning Pipe or Other Round Rods | pipe wrenches | |