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| All Patents in class 112/168 | |||||
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| Number | Date | Patentee | Title | Type | |
| 56,020 | Jul. 03, 1866 | G.L. Du Laney | Improvement in sewing-machines | sewing machines | |
| 569,441 | Oct. 13, 1896 | V. Witte | Sewing Machine | sewing machines | |