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| Patents for William J. Bauer | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,168,047 | Jan. 11, 1916 | W.J. Bauer | Razor Blade Sharpener | ||
| 1,290,489 | Jan. 07, 1919 | W.J. Bauer | Spiral tool-driver | spiral screwdrivers | |