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| Patents for Lewis T. Cornell | |||||
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| Number | Date | Patentee | Title | Type | |
| 246,868 | Sep. 13, 1881 | L.T. Cornell | Cartridge Capping and Uncapping Implement | ||
| 359,920 | Mar. 22, 1887 | L.T. Cornell | Gas Engine | gas and gasoline engines | |
| 406,263 | Jul. 02, 1889 | L.T. Cornell | Gas Engine | gas and gasoline engines | |