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| Patents for Oley C. Hanson | |||||
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| Number | Date | Patentee | Title | Type | |
| 235,233 | Dec. 07, 1880 | O.C. Hanson | Shingle-sawing machine | shingle machines | |
| 289,094 | Nov. 27, 1883 | O.C. Hanson | Shingle-sawing machine | shingle machines | |