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| Patents for Hezekiah Betts | |||||
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| Number | Date | Patentee | Title | Type | |
| 482X | Sep. 13, 1803 | H. Betts | Wheel Press | wheel presses | |
| 571X | Aug. 29, 1804 | H. Betts | Windlass | windlasses | |
| 3,795X | Dec. 24, 1823 | J.A. McLean, H. Betts | Steam generator or boiler | stationary boilers | |