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| Patents Granted on 1862-02-04 | |||||
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| Number | Date | Patentee | Title | Type | |
| 34,300 | Feb. 04, 1862 | C.H. Guard | Improved machine for making carriage-wheels | wheelwright | |
| 34,333 | Feb. 04, 1862 | S.H. Roper | Hot Air Engine | hot air engines | |