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| Patents for Judson Switzer | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,223,531 | Apr. 24, 1917 | J. Switzer | Metal Door/Lock Gage | butt gauges | |
| 1,344,569 | Jun. 22, 1920 | J. Switzer | Metal Door/Lock Gage | butt gauges | |