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| Patents for George H. Mansfield | |||||
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| Number | Date | Patentee | Title | Type | |
| 102,842 | May 10, 1870 | G.H. Mansfield | Improvement in planing-machines | wood planers | |
| 119,163 | Sep. 19, 1871 | G.H. Mansfield | Improvement in Planing Machines | metal planers | |