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| Patents Granted on 1842-11-12 | |||||
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| Number | Date | Patentee | Title | Type | |
| RX-48 | Nov. 12, 1842 | I. Orr | Improvement in Airtight Stoves | stoves | |
| 2,852 | Nov. 12, 1842 | J.H. Bruner, R.M. Thompson | Machine to be used in combination with improved iron truss-hoops in the manufacture of barrels and other coopers' ware | barrel making machines | |