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| Patents for Charles Ellis | |||||
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| Number | Date | Patentee | Title | Type | |
| 76,612 | Apr. 14, 1868 | C. Ellis | Improvement in Screw-Cutting Lathes | screwcutting lathes | |
| 141,549 | Aug. 05, 1873 | J.D. Ellis, G.W. Ellis, C. Ellis | Improvement in Box-Scrapers | box scrapers | |