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| Patents for Charles A. Hawley | |||||
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| Number | Date | Patentee | Title | Type | |
| 118,658 | Aug. 29, 1871 | W.P. Wentworth | Improvement in water-elevators | water elevators | |
| RE4,835 | Mar. 26, 1872 | W.P. Wentworth | Improvement in snow-shovels | household | |