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| Patents for Elgin C. Verrill | |||||
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| Number | Date | Patentee | Title | Type | |
| 508,591 | Nov. 14, 1893 | H. Alexander | Pipe Tongs | pipe tongs | |
| 597,766 | Jan. 25, 1898 | Z.T. Furbish | Ratchet-tool | spiral screwdrivers | |
| 616,911 | Jan. 03, 1899 | Z.T. Furbish | Mechanical Movement | ||
| 687,401 | Nov. 26, 1901 | C.M. Morse | Screw-Driver | screwdriver handles | |