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| All Patents in class 12/146D | |||||
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| Number | Date | Patentee | Title | Type | |
| 6,162 | Mar. 10, 1849 | G.H. Corliss | Cut-Off and Working the Valves of Steam Engines | steam engines | |
| 373,821 | Nov. 29, 1887 | L.W. Lombard, G.H. Fox | Heel-stiffener machine | shoe and boot making machines | |