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| Patents for William H. Hutchinson | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 108,581 | Oct. 25, 1870 | B. Gallagher | Improvement in skate-fastenings | |
| 131,733 | Oct. 01, 1872 | A.H. Brainard | Improvement in Milling Machines | ||
 | 131,948 | Oct. 08, 1872 | B. Gallagher | Improvement in skates | |