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| Patents for Wm. Dean Overell | |||||
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| Number | Date | Patentee | Title | Type | |
| 60,690 | Jan. 01, 1867 | G.L. Chamberlain | Improvement in Combined Square and Level | levels | |
| 72,561 | Dec. 24, 1867 | O.W. Stow | Improvement in Machine for Folding Tinned Plates | tinsmith | |