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| All Patents in class 19/127 | |||||
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| Number | Date | Patentee | Title | Type | |
| 7,995X | Feb. 03, 1834 | D. Treadwell | Roving machine, belted, of hemp, flax, etc. | spinner | |
| 8,952X | Jul. 07, 1835 | S. Couillard | Combing wool | spinner | |
| RE9 | Jul. 06, 1839 | S. Couillard, Jr. | Machine for Combing Wool and Separating the Longer from the Shorter Fibers | spinner | |