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| Patents for Benjamin Maltby | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,921X | Feb. 28, 1818 | F. Maltby, B. Maltby | Machine for hulling grain | miller | |
| 3,078X | Feb. 26, 1819 | F. Maltby, B. Maltby | Machine for hulling grain and rice | miller | |
| 3,493X | Apr. 13, 1822 | B. Maltby | Domestic looms | looms | |
| 6,675X | Jul. 30, 1831 | B. Maltby | Thrashing machine | threshers and thrashers | |