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| Patents for Dean S. Howard | |||||
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| Number | Date | Patentee | Title | Type | |
| 6,383X | Feb. 16, 1831 | D.S. Howard | Overshot bucket wheel for hydraulic works | ||
| 13,573 | Sep. 18, 1855 | D.S. Howard | Sawing-mill | circular sawmills | |