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Patents Granted on 1792-10-20 | |||||
Number | Date | Patentee | Title | Type | |
RX-46 | Oct. 20, 1792 | S.G. Dorr | Shearing Cloth by Wheel of Knives | cloth shearing machines | |
46X | Oct. 20, 1792 | S.G. Dorr | Raising and shearing the nap of cloth by a wheel of knives | splitting and shearing machinery |