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| Patents for Henry Tregallas | |||||
| Number | Date | Patentee | Title | Type | |
| 107,425 | Sep. 13, 1870 | H. Tregallas | Improvement in Wrenches | pipe and nut combination wrenches | |
| 265,188 | Sep. 26, 1882 | H. Tregallas | Wrench | pipe and nut combination wrenches | |