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| Patents for Louis Schlesinger | |||||
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| Number | Date | Patentee | Title | Type | |
| 424,359 | Mar. 25, 1890 | L. Bowman, L. Schlesinger | Wrench | nut wrenches | |
| 447,665 | Mar. 03, 1891 | F.S. Cook | Wrench | pipe and nut combination wrenches | |
| 460,539 | Sep. 29, 1891 | L. Schlesinger | Wrench | screw adjust wrenches | |