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| Patents for E. L. Dyer | |||||
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| Number | Date | Patentee | Title | Type | |
| 77,742 | May 12, 1868 | W.H. Leach | Tool Rest for Lathe | metal lathe accessories and attachments | |
| 81,952 | Sep. 08, 1868 | H.F. Shaw | Improvement in lathe-heads | engine lathes | |
| 81,953 | Sep. 08, 1868 | H.F. Shaw | Improved mechanism for operating the beds of planing-machines | metal planers | |