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| Patents Granted on 1848-07-?? | |||||
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| Number | Date | Patentee | Title | Type | |
| 5,661 | Jul. 11, 1848 | A. Swingle | Boring and mortising machine | mortising machines | |
| 5,666 | Jul. 11, 1848 | T.C. Merrill | Machinery for sawing irregular shapes | reciprocating sawmills | |