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| Patents for Ole H. Hanson | |||||
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| Number | Date | Patentee | Title | Type | |
| 551,467 | Dec. 17, 1895 | O.H. Hanson | Wrench | screw adjust wrenches | |
| 612,415 | Oct. 18, 1898 | O.H. Hanson | Combined anvil, vise, and drill | combined anvil vises and drills | |