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| Patents Granted on 1852-10-12 | |||||
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| Number | Date | Patentee | Title | Type | |
| 9,322 | Oct. 12, 1852 | W. Hamilton | Improvement in Double Seaming Machines | tinsmith | |
| 9,336 | Oct. 12, 1852 | J. Tremper | Governor | steam engine governors | |