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| All Patents in class 56/264 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 3,411 | Jan. 20, 1844 | T.C. Theaker | Head and tail blocks of sawmills | |
 | 25,888 | Oct. 25, 1859 | H.L. Emery | Improvement in harvesters | |