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| Patents for Henry N. Mygatt | |||||
| Number | Date | Patentee | Title | Type | |
| 92,777 | Jul. 20, 1869 | T. Beaudry | Improvement in sawmills | reciprocating sawmills | |
| 96,957 | Nov. 16, 1869 | C. Pomeroy | Improvment in Pipe-Tongs | pipe tongs | |