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| Patents for William Dunbar | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 311,422 | Jan. 27, 1885 | W. Dunbar | Edger | |
 | 404,267 | May 28, 1889 | W. Dunbar | Lumber-trimmer | |
 | CA-92,877 | May 02, 1905 | A. Dunbar, Jr., W. Dunbar, A. Dunbar, A. Dunbar | Gang saw | |