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| Patents for George W. Lewis | |||||
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| Number | Date | Patentee | Title | Type | |
| 640,673 | Jan. 02, 1900 | G.W. Lewis | Gas Engine | gas and gasoline engines | |
| 640,674 | Jan. 02, 1900 | G.W. Lewis | Explosive Engine | gas and gasoline engines | |
| 640,675 | Jan. 02, 1900 | G.W. Lewis | Explosive Engine | gas and gasoline engines | |