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| Patents for Standard Tool Co. | |||||
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| Number | Date | Patentee | Title | Type | |
| 220,323 | Oct. 07, 1879 | D.B. Woolson | Surface Gage | surface gauges | |
| 2,120,622 | Jun. 14, 1938 | J. Nelson, C.J. Oxford | Boring Tool | metalworking counterbores | |