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| Patents for Seth E. Clapp | |||||
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| Number | Date | Patentee | Title | Type | |
| 364 | Aug. 31, 1837 | S. Day | Magazine Fire-Arm | revolvers | |
| 74,199 | Feb. 11, 1868 | S.E. Clapp | Improved corkscrew | lever cork extractors | |