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| Patents for N. Stevens | |||||
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| Number | Date | Patentee | Title | Type | |
| 636,230 | Oct. 31, 1899 | M.L. Keagle | Wrench | quick adjust wrenches | |
| 637,048 | Nov. 14, 1899 | B. Toulotte | Stopper Extractor | corkscrew knives | |