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| Patents Granted on 1953-07-28 | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,646,685 | Jul. 28, 1953 | H.E. Willitts | Shaft vibrator | sanding machines | |
| 2,646,687 | Jul. 28, 1953 | W.E. De Wald | Helical shaft machine | spiral screwdrivers | |
| 2,646,697 | Jul. 28, 1953 | W.B. Sanford, C.A. Phillips | Saw sharpener | saw sharpening machines | |
| 2,646,727 | Jul. 28, 1953 | O. Waldrich | Planing Machine | metal planers | |