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| All Patents in class 19/85 | |||||
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| Number | Date | Patentee | Title | Type | |
| 5,332X | Jan. 13, 1829 | W. Debit | Machine for cleaning rags, consisting of certain additions to and alterations of the common screen or duster used in paper mills | ||
| AI210 | Nov. 30, 1858 | J. Prescott | Cotton gin feeding device | ||