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| Patents for Winslow Lewis | |||||
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| Number | Date | Patentee | Title | Type | |
| 892X | Jun. 24, 1808 | W. Lewis | Lighting the binnacle of ships | boats and ships | |
| 1,316X | Jun. 08, 1810 | W. Lewis | Reflecting and Magnifying Lantern | lamps | |
| 2,901X | Jan. 23, 1818 | W. Lewis | Lamps | lamps | |