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| Patents for Nels Nelson | |||||
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| Number | Date | Patentee | Title | Type | |
| 567,685 | Sep. 15, 1896 | N. Nelson | Lathe Tool Holder | lathe tool holders and tool posts | |
| 578,764 | Mar. 16, 1897 | N. Nelson | Device for Tightening Gage-Bars | marking gauges | |