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| Patents for N. Davenport | |||||
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| Number | Date | Patentee | Title | Type | |
| RE9,806 | Jul. 19, 1881 | J. Knowlson, Jr. | Rope-drum for windlasses | hoists, winches, come-alongs | |
| 267,342 | Nov. 14, 1882 | A.W. Ham | Machine For Attaching Buttons to Shoes and Other Wearing Apparel | pliers | |