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| All Patents in class 29/DIG.079 | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,198,876 | Apr. 30, 1940 | R.E. Wolfe, R.F. Kneisley | Floor surfacing machine | sanding machines | |
| 2,251,442 | Aug. 05, 1941 | A.N. Emmons | Portable disk abrading machine | sanding machines | |
| 2,384,414 | Sep. 04, 1945 | C.H. Antrim | Dust collector for grinding and other machines | ||
| 2,440,440 | Apr. 27, 1948 | O.E. Hadwiger | Edge sanding machine | sanding machines | |
| 2,527,003 | Oct. 24, 1950 | A.N. Emmons | Grinding machine | sanding machines | |