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| Patents for Henry B. Fernald | |||||
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| Number | Date | Patentee | Title | Type | |
| 9,020X | Aug. 17, 1835 | H.B. Fernald | Applying the Rising and Falling of Tides to Propel Machinery | tide mills | |
| 9,153X | Oct. 10, 1835 | R. Mills, H.B. Fernald | Hydrostatic and pneumatic machine for propelling | ||