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| All Patents in class 433/166 | |||||
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| Number | Date | Patentee | Title | Type | |
| 170,178 | Nov. 23, 1875 | L.F. Locke | Dental Polishing Tool | dental apparatus | |
| 608,877 | Aug. 09, 1898 | D.J. Lattimore | Abrading-wheel | grinding wheels | |
| 1,121,671 | Dec. 22, 1914 | G.H. Sawyer | Grinding attachment for hand drills | handheld power tool accessories | |
| 1,839,139 | Dec. 29, 1931 | R.H. Brockman | Lathe Tool Holder | lathe tool holders and tool posts | |
| 2,562,327 | Jul. 31, 1951 | J.C. Moore | Mandrel | grinders | |