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| Patents for John Briggs | |||||
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| Number | Date | Patentee | Title | Type | |
| 40,390 | Oct. 27, 1863 | J. Briggs | Trip Hammer | trip and helve hammers | |
| 182,722 | Sep. 25, 1876 | A.J. Teamer | Jointer Gauge | jointer gauges | |