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| Patents for Acme Safety Emery Wheel Co. | |||||
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| Number | Date | Patentee | Title | Type | |
| 467,252 | Jan. 19, 1892 | S.G. Hodges | Wheel | grinding wheels | |
| 467,253 | Jan. 19, 1892 | S.G. Hodges | Wheel | grinding wheels | |
| 467,254 | Jan. 19, 1892 | S.G. Hodges | Method of forming emery-wheels | grinding wheels | |