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| Patents for Orrin C. Burdict | |||||
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| Number | Date | Patentee | Title | Type | |
| 40,815 | Dec. 08, 1863 | O.C. Burdict | Nut Machine | nut or bolt making machines | |
| 135,520 | Feb. 04, 1873 | O.C. Burdict | Cutter Head for Pointing Bolts | metal lathe accessories and attachments | |