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| Patents Granted on 1809-11-20 | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,151X | Nov. 20, 1809 | D. Parmelee | Horizontal water wheel | water wheels | |
| 1,152X | Nov. 20, 1809 | E. Burt | Churn | churns | |
| 1,153X | Nov. 20, 1809 | I. Bisbee | Machine for manufacturing spoons | ||
| 1,154X | Nov. 20, 1809 | W. Brown | Improvement in William Bent's machine for splitting hides | splitting and shearing machinery | |