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| Patents for Wallace F. Mitchell | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,391,183 | Dec. 18, 1945 | W.F. Mitchell | Centering means for boring machines | boring and turning machines | |
| 2,441,716 | May 18, 1948 | W.F. Mitchell | Micrometer Setting Device for Boring Machines | micrometers | |
| 3,022,838 | Feb. 27, 1962 | W.F. Mitchell | Portable hammer | ||
| 3,062,107 | Nov. 06, 1962 | W.F. Mitchell | Troweling machine | ||