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| Patents for Levi M. Devore | |||||
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| Number | Date | Patentee | Title | Type | |
| 418,977 | Jan. 07, 1890 | C.E. Forry | Machine for Grinding Lawn Mower Knives | sharpening machines | |
| 525,189 | Aug. 28, 1894 | L.M. Devore | Handle | screwdrivers | |
| 591,913 | Oct. 19, 1897 | L.M. Devore | Handle For Screw Drivers Or Other Tools | screwdriver handles | |
| 625,838 | May 30, 1899 | L.M. Devore | Lemon-squeezer | ||