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| Patents for L. F. Griswold | |||||
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| Number | Date | Patentee | Title | Type | |
| 483,336 | Sep. 27, 1892 | M.J. Wilson | Pipe and Nut Wrench | pipe and nut combination wrenches | |
| 575,192 | Jan. 12, 1897 | M.J. Wilson | Saw-Filing Device | saw sharpening tools | |
| 1,168,844 | Jan. 18, 1916 | J.J. Bartenstein | Wrench | quick adjust wrenches | |