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| Patents for Ebenezer W. Nichols | |||||
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| Number | Date | Patentee | Title | Type | |
| 12,868 | May 15, 1855 | E.W. Nichols | Augers and braces (securing bits in their sockets) | brace chucks | |
| 29,512 | Aug. 07, 1860 | E.W. Nichols | Holder for Polishing-Wheels | bench or pedestal grinders | |