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| Patents for H. N. Mygatt | |||||
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| Number | Date | Patentee | Title | Type | |
| 88,949 | Apr. 13, 1869 | J.E. Emerson | Improvement in circular saws | saw teeth | |
| 110,089 | Dec. 13, 1870 | J.A. Thompson | Improvement in methods of uniting wood | ||