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| Patents for Ernst W. F. Natter | |||||
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| Number | Date | Patentee | Title | Type | |
| 229,855 | Jul. 13, 1880 | S. Block | Lathe-chuck for turning polygonal bodies | wood lathe chucks | |
| 235,716 | Dec. 21, 1880 | L. Weisse | Lathe chuck for turning polygonal bodies | wood lathe chucks | |