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| Patents for Thomas Kopinski | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,135,941 | Apr. 13, 1915 | T. Kopinski | Surface Gage | surface gauges | |
| 1,156,694 | Oct. 12, 1915 | T. Kopinski | Gear Teeth Calipers | indicating calipers | |