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| All Patents in class 403/171 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 50,838 | Nov. 07, 1865 | H.W. Olney | Improvement in Attaching Augers to their Handles | |
 | 100,132 | Feb. 22, 1870 | H.H. Evarts | Improvement in the construction of chairs | |