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| Patents for Washburn Shops | |||||
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| Number | Date | Patentee | Title | Type | |
| 655,422 | Aug. 07, 1900 | J.L. Tyler | Mitering-machine | miter machines | |
| 1,010,574 | Dec. 05, 1911 | W.W. Bird, L.W. Rawson | Raising and lowering mechanism | drill presses | |
| 1,064,700 | Jun. 17, 1913 | W.W. Bird, L.W. Rawson | Feed device | drill presses | |